CVE-2021-22506

criticalknown exploitedcovered by 1 sourcefirst seen 2021-11-03

Actively exploited. CVE-2021-22506 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

Micro Focus Access Manager contains an information leakage vulnerability resulting from a SAML service provider redirection issue when the Assertion Consumer Service URL is used.

CSIRTS triage

What: An information leakage vulnerability results from a SAML service provider redirection issue.
Who is affected: Deployments of Micro Focus Access Manager.
Urgency: Remediation is critical due to active exploitation and the severity of the vulnerability.
Action: Update to the latest version of Access Manager.

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

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 98% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalexploitedCVE-2021-22506: Micro Focus Access Manager Information Leakage Vulnerabilitycisa-kev · 2021-11-03

External references

NVD record for CVE-2021-22506

CVE.org record

CISA KEV catalog

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