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CVE-2026-105133Vulnerability

Ahsay AhsayCBS Improper Authentication Vulnerability

Exploited in the wildCISA added it to its Known Exploited Vulnerabilities list on .

Reported by 9 independent sources · first reported by Huntress · last reported

Last reported 6 days ago

CISA KEVAdded 14 Oct 2026
Fix due 17 Oct 2026
Used by ransomware: not knownCISA KEV catalogue
EPSS5.8%
higher than 93% of CVEsFIRST EPSS, as of 23 Oct 2026

What the reports say

12 reports, newest first · the exact sentence from each
  1. “CVE-2026-105133”

    CERT-FRGovernment
    Bulletin d'actualité CERTFR-2026-ACT-044 (19 octobre 2026)
  2. “CVE-2026-105133 Ahsay AhsayCBS Improper Authentication Vulnerability”

    Security AffairsNews
    U.S. CISA adds Palo Alto Networks PAN-OS, Ahsay AhsayCBS, and Cisco Secure Email Gateway flaws to its Known Exploited Vulnerabilities catalog
  3. “CVE-2026-105133, a medium-severity improper authentication vulnerability, and CVE-2026-105134, a critical command injection vulnerability, in Ahsay AhsayCBS”

    Help Net SecurityNews
    CISA flags exploited flaws in Palo Alto, Cisco and Ahsay products
  4. “The vulnerabilities in question are CVE-2026-105133 and CVE-2026-105134, which could be chained to sidestep authentication and execute arbitrary commands on affected systems.”

    The Hacker NewsNews
    AhsayCBS Flaws Exploited to Deploy Web Shells Get New Fixes After Incomplete Patches
  5. “CVE-2026-105133 and CVE-2026-105134 | AhsayCBS Authentication Bypass and Remote Code Execution Vulnerabilities”

    Horizon3.aiVendor
    CVE-2026-105133 and CVE-2026-105134 | AhsayCBS Authentication Bypass and Remote Code Execution Vulnerabilities
  6. “CVE-2026-105133 – An authentication bypass in the API components”

    Horizon3.aiVendor
    AhsayCBS Deep-Dive: Auth Bypass to RCE
  7. “De kwetsbaarheid met kenmerk CVE-2026-105133 heeft een CVSS-score van 7,3 en betreft onvoldoende authenticatie in de functie checkSysPwd van de AhsayCBS API.”

    NCSC-NL advisoriesGovernment
    NCSC-2026-0427 [1.00] [M/H] Kwetsbaarheden verholpen in Ahsay AhsayCBS
  8. “CVE-2026-105133 Ahsay AhsayCBS Improper Authentication Vulnerability”

    CISA advisoriesGovernment
    CISA Adds Four Known Exploited Vulnerabilities to Catalog
  9. “…ress plugin), CVE-2026-93836 (WPC Product Bundles for WooCommerce WordPress plugin), CVE-2026-94504 (Ninja Forms WordPress plugin), CVE-2026-105133, CVE-2026-105134 (AhsayCBS), CVE-2026-96940 (Microsoft Exchange Server), CVE-2026-63277 (LibreOffice), CVE-2026-59265 (Apache OpenOf…”

    The Hacker NewsNews
    ⚡ Weekly Recap: Helpdesk 0-Days, Rogue Certs, ShinyHunters Arrest, AI-Fooling Malware and More
  10. “CVE-2026-105133 (CVSS v4 score: 5.5) - An improper authentication vulnerability in the checkSysPwd() function in the "com/ahsay/obs/api/ApiStructsAction.java" component.”

    The Hacker NewsNews
    Attackers Exploit AhsayCBS Flaws to Deploy XMRig Miners Disguised as Microsoft Edge
  11. “Tracked as CVE-2026-105133 and CVE-2026-105134, the exploited security defects allow attackers to manipulate arguments in certain functions of the tool to bypass authentication and inject OS commands.”

    SecurityWeekNews
    Unpatched AhsayCBS Vulnerabilities Exploited in the Wild
  12. “On October 4, 2026, NVD disclosed two CVEs impacting the AhsayCBS backup utility: CVE-2026-105133 and CVE-2026-105134.”

    HuntressVendor
    Threat Actors Exploit Critical AhsayCBS Flaws to Drop Webshells and XMRig Cryptominer

Indicators reported together

named in the same reports
Copy these 4 indicators · defanged

Also named with it: CVE-2026-105134, CVE-2026-76519, CVE-2026-0322, CVE-2026-102489, CVE-2026-102490, CVE-2026-96940, CVE-2026-59265, CVE-2026-63277, CVE-2026-21589, CVE-2026-86360, CVE-2026-86361, CVE-2026-86362, CVE-2026-91140, CVE-2026-102255, CVE-2026-106197, CVE-2026-106358

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