
Attackers exploit AhsayCBS flaws to hide code in PNGs and plant backdoors
Three servers in one organization were hit October 8–11, 2026, via auth bypass and unauthenticated SYSTEM RCE before hotfixes.
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Three servers in one organization were hit October 8–11, 2026, via auth bypass and unauthenticated SYSTEM RCE before hotfixes.

Victims who paste a PowerShell command get a PyArmor-packed Python kit with three scheduled tasks and 11 command domains.

Yoba campaign uses DLL sideloading with signed OpenAI and Anthropic executables to install YobaLoader and XMRig miner.

Check Point says signed OpenAI and Anthropic binaries sideload a loader that fetches XMRig via Telegram and DNS-over-HTTPS.

Check Point says ZIP files pair signed OpenAI or Anthropic Setup.exe files with a malicious winmm.dll that runs XMRig.

YobaLoader pulls its next stage from a Telegram profile picture and can run any executable or PowerShell script, not only XMRig.

Check Point says the two-month campaign sideloads a dropper through signed binaries; the payload seen so far is an XMRig miner.

Check Point’s Yoba loader fetched XMRig and can also retrieve other Windows executables or PowerShell.

Signed vendor Setup.exe files load YobaDropper, which plants a SYSTEM scheduled task; an observed payload was XMRig 6.26.0 over Tor.

Fake GitHub ZIPs pair signed OpenAI or Anthropic Setup.exe with a rogue DLL that loads an XMRig miner via Telegram and DNS.

The captured prompt tells a stolen model to scan, exploit web apps, steal secrets and mine, for up to 100,000 steps.

A honeypot captured a five-layer jailbreak and a loop of up to 100,000 steps that scans, steals data, and installs XMRig.

A Reddit user says a LaunchAgent and pool.hashvault.sh kept the miner alive; the report is unverified.

A Reddit user says the assistant saw about 1,175% CPU use and a LaunchAgent dated August 29; the report is unverified.

A public proof of concept for four Plex flaws was used within a day to drop XMRig and proxy software on a honeypot.

Four chained bugs give unauthenticated remote code execution; Plex fixed them in 1.43.3.10861 on August 3.

A honeypot saw RCE attempts from three IPs, then a miner and a proxy called myawesomeproxy.

A honeypot saw the public exploit drop an XMRig miner and later proxy software called myawesomeproxy.

A public four-CVE Plex2Shell chain hit a Linux Docker honeypot on October 17, 2026, and also dropped proxy software.

CISA added actively exploited Palo Alto PAN-OS, Cisco email gateway, and AhsayCBS flaws to the KEV catalog.

Ahsay re-patched exploited AhsayCBS flaws after incomplete fixes still allowed web shells and XMRig miners.

Attackers are chaining AhsayCBS authentication-bypass and critical RCE flaws to deploy webshells and cryptominers.

Hackers chain two AhsayCBS flaws (CVE-2026-105133/105134) to plant webshells and cryptominers across at least five organizations.

Attackers are exploiting two AhsayCBS zero-days for unauthenticated SYSTEM access on exposed backup servers.
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