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Human Factor Blog

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Programmer’s Digest #197

08/07/2026-08/12/2026 SAP Commerce Cloud Flaw, BDThemes WordPress Supply Chain Attack, Nearly 800 Malicious npm Packages Deliver Cross-Platform RAT And More.

1. SAP Commerce Cloud Flaw Could Let Unauthenticated Attackers Execute Arbitrary Code

SAP has released patches for a maximum-severity flaw in Commerce Cloud (Data Hub Adapter) that could enable arbitrary code execution. The bug, CVE-2026-58231 (CVSS 10.0), stems from insufficient authorization checks and input validation. CVE.org notes it lets an unauthenticated attacker abuse a default authentication client to submit crafted input to under-validated functions, compromising confidentiality, integrity, and availability. Onapsis has urged customers to patch and redeploy, with an IP Filter Set as a temporary mitigation.

SAP’s August 2026 update also fixes three other critical flaws: CVE-2026-44772 (CVSS 9.9), a code injection bug in Manufacturing Integration and Intelligence letting a low-privileged attacker trigger command execution via a vulnerable servlet fetching external content; CVE-2026-34265 (CVSS 9.8), an out-of-bounds write in NetWeaver/ABAP Platform’s DIAG protocol parsing that can leak data or crash systems; and CVE-2026-44758 (CVSS 9.1), an SSTI/SSRF flaw enabling privileged attackers to run OS commands, fixed by removing the vulnerable servlet.

2. Malicious LiteLLM Releases Tied to Trivy Hack May Have Exposed 2,100+ Organizations

Two malicious LiteLLM releases, versions 1.82.7 and 1.82.8, sat on PyPI for roughly 40 minutes on March 24 carrying credential-stealing code that harvested cloud keys, SSH keys, Kubernetes tokens, and database passwords. Threat intel firm CloudSEK says a dataset built from ~434,000 captured files maps potential exposure to over 2,500 organizations, though these are files the attackers stole, not victim-confirmed data, and CloudSEK stresses the totals aren’t a victim count. NVIDIA, Cisco, Deloitte, Volkswagen, FedEx, Siemens, and X Corp appear among matches; both CloudSEK and LiteLLM recommend rotating credentials rather than waiting for proof of misuse.

The incident is tied to a broader TeamPCP campaign (tracked as UNC6780) that also compromised Aqua Security’s Trivy scanner, force-pushing malicious commits across dozens of version tags. The FBI warned in a July advisory that stolen credentials may be weaponized long after initial compromise, urging rotation of CI/CD secrets, publishing tokens, and cloud credentials, plus checks for campaign-linked repos like tpcp-docs.

3. BDThemes WordPress Supply Chain Attack Creates Rogue Admins and Deploys Webshells

A supply chain compromise has hit WordPress plugin vendor BdThemes, letting attackers silently create rogue admin accounts and install webshells without altering any plugin code. Wordfence, alerted August 7, found threat actors poisoned a JSON banner feed (“Biggopti”) used across plugins like Element Pack, Prime Slider, and Ultimate Post Kit. The feed fetches from a DigitalOcean Spaces bucket; a stored XSS flaw in Prime Slider’s display_id field let attackers inject a payload that fires on admin page load, contacts a C2 server, creates a new admin account via the session’s REST API nonce, and uploads a disguised plugin containing a webshell. That webshell installs persistent Must-Use plugins, including a magic-login backdoor and an account-hiding module. A secondary payload generates deterministic bd_-prefixed credentials from each victim’s hostname. Wordfence links the infrastructure to prior Advanced Responsive Video Embedder and OptinMonster/TrustPulse incidents. Affected plugins were pulled; site owners should audit user lists and mu-plugins directories. 

4. Nearly 800 Malicious npm Packages Deliver Cross-Platform RAT and Infostealer

Nearly 800 (now 1,033+) malicious npm packages, using AI-generated typo-squatted names, deliver cross-platform RAT/infostealer malware, per OpenSourceMalware and Sonatype (tracking it as “Flooding Dropper”). Instead of install hooks, READMEs instruct developers to load them via require(), triggering a downloader called WEL1DROPPER that detects the OS/architecture and fetches payloads from Cloudflare Workers or, as fallback, via DNS TXT records from “wel1[.]ru.” Windows payloads patch ETW/AMSI to evade monitoring; macOS uses LaunchAgent persistence; Linux deploys the Sliver C2 framework. A hidden “telemetry.js” file duplicates the downloader logic as camouflage. Domains suggest targeting of Russian financial institutions, and researchers link the campaign to April’s “Moika” dependency-confusion operation.

Separately, Unit 42 documented other npm/PyPI campaigns delivering crypto stealers, cloud credential theft, and CI/CD token exfiltration, plus Chrome extensions covertly turning browsers into residential proxy nodes via embedded bandwidth-sharing SDKs.

5. Microsoft Patch Tuesday for August 2026 Fixed a Zero-Day and Wormable RCE

Microsoft’s August 2026 Patch Tuesday fixes 398 CVEs, 62 rated Critical, including one actively exploited zero-day. CVE-2026-68820, a use-after-free in the WinSock kernel driver (afd.sys), is under active exploitation and can grant SYSTEM privileges via a race condition. The most urgent fix is CVE-2026-62878, a critical, potentially wormable Windows DNS Server stack buffer overflow allowing unauthenticated remote code execution with no user interaction—serious given how widely DNS servers are exposed.

Three more RCE bugs stand out: CVE-2026-62893 in WDS’s unauthenticated TFTP service; CVE-2026-62815 in Microsoft’s QUIC/HTTP-3 implementation, affecting an estimated 13.5 million sites; and CVE-2026-59124, a CVSS 9.8 flaw in HPC Pack Microsoft flags as “exploitation more likely.” An Exchange authentication-bypass bug, CVE-2026-62911, was demonstrated with working exploit code at Pwn2Own Berlin and could let attackers compromise every mailbox on a server. Two publicly disclosed bugs and two TPM 2.0 flaws round out the release.

23 h   digest   programmers'

Programmer’s Digest #196

07/29/2026-08/07/2026 Critical cPanel Vulnerability, JetBrains TeamCity Vulnerability, Trojanized npm Packages Employ NullReceiver Tactic And More.

1. Critical cPanel Vulnerability Allows Execution of SQL Commands as Root User 

A critical privilege-escalation flaw in cPanel & WHM, tracked as CVE-2026-58048, could let authenticated hosting users with MySQL/MariaDB access execute SQL commands with full database administrator privileges. In shared hosting environments, this lets low-privileged users exceed their assigned permissions, potentially exposing customer databases, altering user permissions, extracting credentials, deploying malicious triggers, or reading files via database functions. Where MySQL/MariaDB has elevated filesystem access, exploitation could escalate to full server compromise.The flaw affects all unpatched supported versions of cPanel & WHM. Administrators should update immediately to versions 11.110.0.137, 11.118.0.71, 11.126.0.78, 11.134.0.48, 11.136.0.32, or 138.1.6 (WP2). Where immediate patching isn’t possible, revoking the MySQL feature from affected users mitigates risk while preserving access to existing databases. Security teams should audit logs for unusual database activity—new users, altered privileges, modified stored procedures, or suspicious file operations—especially on accounts with recently created databases.Organizations should treat this as high-priority patching.

2. Attackers Compile khunt Inside Oracle to Turn SQL Injection Into Windows SYSTEM Access

Attackers exploited a SQL injection flaw in a public-facing web app to reach an organization’s Oracle database, then used Oracle’s embedded Java Virtual Machine to compile Java source code directly into schema objects—achieving code execution without ever writing an executable to disk. Huntress, tracking the toolkit as “khunt,” traced credential-theft alerts from July 27, 2026 to SYSTEM-level access on the underlying Windows server. The compromised JDBC connection had enough privilege to create Java objects; no Oracle patch fixes this, since it relies on legitimate features and over-permissioned accounts.

The toolkit included six Java classes for command execution, hash extraction, and file operations, plus PL/SQL wrappers. Attackers ran cmd.exe as SYSTEM and staged registry hives and credential files locally, though exfiltration wasn’t confirmed. The technique dates back to a 2006 proof-of-concept but is rarely seen exploited in the wild. Defense requires parameterized queries, input validation, and stripping unnecessary database privileges from application accounts—since EDR tools don’t inspect Oracle’s internals.

3. Hackers Start Exploiting Recent JetBrains TeamCity Vulnerability

CISA warns that threat actors have started exploiting a recently patched critical vulnerability in JetBrains TeamCity, a widely used CI/CD platform central to enterprise development workflows. Tracked as CVE-2026-63077 (CVSS 9.8), the flaw stems from deserialization of untrusted data and lets unauthenticated attackers achieve remote code execution via HTTP/S requests, exploiting the TeamCity agent polling protocol. It affects all TeamCity On-Premises versions, allowing attackers to bypass authentication and run OS commands with server-process privileges.

JetBrains patched the issue in versions 2025.11.7 and 2026.1.3, plus a plugin for 2017.1+, after a private report—initially with no evidence of active exploitation. About a week after disclosure, CISA added the flaw to its KEV catalog, giving federal agencies three days to patch under BOD 26-04. No public details on the attacks have emerged yet. Organizations running TeamCity On-Premises should patch immediately.

4. Critical Paperclip AI Flaws Enable Unauthenticated RCE and Agent Takeover

Oasis disclosed three vulnerabilities in Paperclip, an open-source control plane for autonomous AI agents. The most severe, CVE-2026-41679 (CVSS 10.0), lets unauthenticated attackers self-register, self-approve a board-level API credential via the CLI authorization flow, then exploit a missing authorization check in the company-import route. This allows uploading a malicious agent config that executes arbitrary OS commands once “woken”—yielding full remote code execution and exposing secrets and internal services. It affects versions before 2026.416.0 with default self-registration enabled.

A second flaw (CVSS 8.3) allowed unauthenticated access to cross-tenant data and verbose health endpoints useful for reconnaissance. A third (CVSS 9.6) let attackers use DNS rebinding against Paperclip’s local_trusted mode, tricking victims’ browsers into triggering command execution with no credentials required.

All three stem from implicit trust at authorization boundaries. Paperclip patched the issues in version 2026.416.0; operators should upgrade immediately and treat agent configs as privileged, executable code.

5. Trojanized npm Packages Employ NullReceiver Tactic to Decode C2 IP from Blockchain

Researchers have identified NullReceiver, a North Korea-linked evolution of the EtherHiding blockchain C2 technique, found in trojanized npm packages “bianira-ui” and “fluid-type-ui.” Rather than embedding a C2 address in smart contract calldata, malware decodes the C2 IP directly from the recipient address bytes of an empty, zero-value Ethereum transfer—eliminating any fixed, trackable destination or fingerprintable payload field, while making transactions cheaper.

The malware looks up a hardcoded attacker wallet, reads its latest outbound transaction’s destination address, and converts the first four bytes into an IP. Both packages, downloaded hundreds of times before removal, connected victims to 166.88.134[.]62. OpenSourceMalware later found five more npm packages using this technique.

Shared wallet infrastructure linked these packages to North Korean campaigns, including PolinRider, which has compromised 20+ packages across npm, Go, and PHP over five months using fake interviews, poisoned forks, and typosquatting to infiltrate developer machines.

6. Keyv-Linked npm Worm Poisons Hundreds of Packages, Plants Claude Code and VS Code Hooks

A supply-chain attack compromised the Keyv and Cacheable npm namespaces, spreading malicious packages across multiple organizations. SafeDep initially confirmed 353 poisoned versions and later raised the total to 1,684 versions across 420 package names, while Aikido reported a different count. The malware used a preinstall script to steal GitHub, npm, cloud, Kubernetes, database, and private-key credentials from developer and CI environments, then reused stolen npm publishing access to spread further. A separate execution path through Claude Code and VS Code workspace hooks also remained in the repository. Researchers warn that any system running an affected version should be treated as compromised. Because package tags changed rapidly, organizations should verify exact package versions and lockfiles instead of relying on namespace blocklists. Although the malicious releases were built through legitimate GitHub Actions workflows with valid OIDC and SLSA provenance, those attestations verified the build process—not that the source code was trustworthy.

5 d   digest   programmers'

Programmer’s Digest #195

07/22/2026-07/29/2026 Trojanized Newtonsoft.Json Fork; New RefluXFS Linux Flaw; Windmill Flaw And More.

1. Trojanized Newtonsoft.Json Fork Hides Game-Rigging Code in a Working Library

Researchers at JFrog uncovered a NuGet typosquat, “Newtonsoftt.Json.Net,” a trojanized fork of Newtonsoft.Json that rigs betting results rather than stealing data. Seven versions (11.0.4–11.0.11) were published between August 13–October 10, 2025, downloaded ~1,200 times, and later unlisted by owner MagicalPuff96—though still downloadable.The package works normally until JsonConvert.DefaultSettings initializes, triggering a randomized delay to evade detection. It then targets servers running Digitain’s FG-Crash betting-game backend, exfiltrating rigged round results to 185.126.237[.]64:5341 via header “X-Seq-ApiKey: theperfectheist2025,” disguised as telemetry. Metadata leaks an internal Digitain repo URL, suggesting the author had source-code access.

Across three generations, obfuscation evolved: Gen-1 was a local proof-of-concept, Gen-2 added exfiltration hidden via reflection/ConfuserEx, Gen-3 stabilized exfiltration, with 11.0.11 left unobfuscated. Researcher Guy Korolevski noted the malware has no credential theft or persistence—only integrity compromise targeting one organization.

Developers should remove the package, block the C2 address, and pin Newtonsoft.Json via packages.lock.json. Digitain says it’s addressing the issue; full exposure remains unclear.

2. Attackers Weaponize GitHub Actions Runners to Target cPanel and WHM Servers

Researchers detailed a campaign turning compromised GitHub repositories into attack infrastructure targeting cPanel/WHM servers. Attackers compromised a PHP maintainer’s account and pushed malicious GitHub Actions workflows across 10 Packagist packages (July 12–13, 2026), syncing 583 malicious workflow files.

Triggered by a push or manual run, the workflows spin up GitHub-hosted runners, detect CPU architecture, and download a Linux payload that exploits CVE-2026-41940, a cPanel/WHM authentication bypass flaw, then harvests credentials—AWS, GitHub/GitLab tokens, API keys, Stripe, database, and SSH data—exfiltrating results via HTTP POST. Unlike typical package attacks, this doesn’t target package users; GitHub’s own runners do the scanning and exploitation.

Roughly 6,100 workflow files sharing a common identifier suggest a broader campaign beyond one maintainer. Separately, Socket flagged “Operation Muck and Load,” using 200 GitHub repos across 190 accounts to deliver Windows malware (stealers, RATs, miners) via multi-stage chains pulling payloads from Pastebin, Telegram, and similar platforms—tactically linked to the “Water Curse” threat cluster.

3. New RefluXFS Linux Flaw Lets Attackers Gain Root Privileges

A nine-year-old Linux kernel flaw in XFS, CVE-2026-64600 (“RefluXFS”), lets local attackers gain root by exploiting a race condition in reflink-enabled systems (default on major enterprise distros) running kernel 4.11+. Attackers reflink-clone a target file like /etc/passwd, then race concurrent writes so changes land on the original file’s physical block—bypassing SELinux, lockdown, and memory protections since it operates below the filesystem layer. Exploitation is reliable, leaves no logs, and survives reboot.

Found by Qualys TRU, the bug dates to a 2017 kernel commit and was patched July 16. Affected distros include RHEL, Oracle Linux, Amazon Linux, Fedora, CentOS Stream, Rocky Linux, AlmaLinux, and CloudLinux—an estimated 16.4 million systems. Notably, the flaw was surfaced through a Qualys-Anthropic research initiative using Claude Mythos Preview to hunt for Dirty COW-style race conditions; Qualys researchers then verified and reproduced the exploit independently. Immediate patching and reboot are recommended, as no mitigations exist.

4. Ubuntu Snap-Confine Vulnerability Enables Local Root Access

A newly disclosed flaw in snap-confine, the component isolating Ubuntu’s snap applications, lets any local user gain full root on default Ubuntu Desktop 24.04, 25.10, and 26.04 installs. Qualys TRU disclosed the high-severity bug, CVE-2026-8933, on July 21—the second snap-confine root-escalation flaw from the same team in four months.

The issue traces to a July 2025 hardening change that moved snap-confine to a set-capabilities model, leaving a brief window where temporary sandbox files remain owned by the unprivileged caller before root takes over. Attackers exploit this with two race conditions: mounting a FUSE filesystem over the scratch directory to escape isolation, and redirecting a symlink so snap-confine writes to an attacker-controlled target before ownership transfers. A malicious rules file dropped via /run/udev/rules.d/ bypasses AppArmor, forcing systemd-udevd to execute commands as root. Canonical has released patches. Since affected snapd ships by default, workstations and developer systems are in scope—administrators should verify installed snapd versions and update immediately.

5. Hackers Exploit Windmill Flaw to Read Arbitrary Server Files Without Authentication

A high-severity flaw in open-source developer platform Windmill, CVE-2026-29059 (CVSS 7.5), is under active exploitation, according to VulnCheck. The bug is an unauthenticated path traversal in Windmill’s “get_log_file” endpoint: an unsanitized filename parameter lets attackers use “../” sequences to read arbitrary server files.

The main risk is exposure of the SUPERADMIN_SECRET environment variable, which—if set—can be used as a Bearer token to gain superadmin access and execute arbitrary code via the job preview API. It’s not set by default, so unconfigured standalone instances face only arbitrary file read. The flaw was patched in Windmill 1.603.3 (January 2026).

Researcher Valentin Lobstein discovered and reported the issue; VulnCheck says attackers are targeting the endpoint to extract “/etc/passwd,” hitting both direct Windmill endpoints and the Nextcloud proxy path. About 170 vulnerable systems remain exposed across 24 countries. Affected organizations should upgrade immediately, as SUPERADMIN_SECRET exposure can escalate to full remote code execution.

15 d   digest   programmers'
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