CVE-2022-23131

criticalknown exploitedpublic exploitcovered by 1 sourcefirst seen 2022-02-22

Actively exploited. CVE-2022-23131 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-02-22) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

Public exploit code is available. Proof-of-concept or working exploit code for CVE-2022-23131 is indexed in GitHub PoC and Nuclei. Expect opportunistic scanning and exploitation attempts — prioritize remediation.

Unsafe client-side session storage leading to authentication bypass/instance takeover via Zabbix Frontend with configured SAML.

CSIRTS triage

What: Unsafe client-side session storage leads to authentication bypass and instance takeover.
Who is affected: Users of Zabbix Frontend with configured SAML.
Urgency: Remediation is critical due to active exploitation and high severity.
Action: Update Zabbix Frontend to the latest version and review session storage practices.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch CVE-2022-23131

Get an email if CVE-2022-23131 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.

Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all EPSS-scored CVEs.

Exploit availability

Public exploit or proof-of-concept code for CVE-2022-23131 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.

GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
NucleiA nuclei-templates detection/PoC template exists for this CVE.look it up ↗

Advisory coverage (1)

criticalexploitedCVE-2022-23131: Zabbix Frontend Authentication Bypass Vulnerabilitycisa-kev · 2022-02-22

External references

NVD record for CVE-2022-23131

CVE.org record

CISA KEV catalog

Embed the live status

— this badge updates automatically when the KEV or exploit status changes. How to embed it →

[![CVE-2022-23131 status](https://www.csirts.com/badge/CVE-2022-23131)](https://www.csirts.com/cve/CVE-2022-23131)