// CVE

CVE-2026-105133

Medium 6.9 Exploited (KEV)

Ahsay AhsayCBS

6.9CVSS
84%EPSS
YesCISA KEV

Summary

A vulnerability was detected in Ahsay AhsayCBS up to 9.15.2.69/10.3.4.44. This affects the function checkSysPwd of the file com/ahsay/obs/api/ApiStructsAction.java of the component API. Performing a manipulation of the argument random resu…

Published: 2026-10-04 · In KEV since: 2026-10-14

Analysis

🔴 Critical — actively exploited

Weakness: Improper Authentication (CWE-287). Allows impersonation or login bypass.

How it's exploited: Exploitable over the network (internet-reachable), unauthenticated, no user interaction, and with low complexity.

⚠️ Critical combo: remote, unauthenticated and no interaction → trivial to automate.

Impact: Confidentiality partial · Integrity partial · Availability partial.

Status: Active exploitation confirmed by CISA (KEV).

How to defend:
  • Patch now: it is in CISA's actively-exploited catalog (KEV), with a deadline.
  • Reduce exposure: keep it off the internet; firewall, VPN or network segmentation.
  • Detect: turn this CVE into detection rules.

MITRE ATT&CK technique: T1190 · Exploit Public-Facing Application

Practice it in the arsenal: WAF Bypass

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:A

The vector encodes how it's exploited (translated above, in the analysis). Break it down in the CVSS tool →

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Sources: CISA KEV · EPSS · FIRST.org · NVD. Analysis derived from the CVSS vector and exploitation status (no AI). Informational; always verify against the vendor's official advisory.