CVE-2026-73581

Summary

Improper Check for Certificate Revocation vulnerability in Apache Tomcat. Both the OpenSSL and OpenSSL-FFM TLS implementations ignore CRLs when certificate uses a keystore.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.58, from 9.0.0-M1 through 9.0.121.

The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100. Other unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.26, 10.1.59, 9.0.122, which fixes the issue.

Affected Software

VendorProductVersion RangeStatus
Apache Software FoundationApache Tomcat11.0.0-M1 <= 11.0.25affected
Apache Software FoundationApache Tomcat10.1.0-M1 <= 10.1.59affected
Apache Software FoundationApache Tomcat9.0.0.M1 <= 9.0.121affected
Apache Software FoundationApache Tomcat8.5.0 <= 8.50.100affected
Apache Software FoundationApache Tomcat0 <= 8.5.0unaffected

Weaknesses

  • CWE-299: CWE-299 Improper Check for Certificate Revocation

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

CVE Program Container

Additional References

References