Our takeCISA added CVE-2026-21962 to its KEV catalog: this improper access control vulnerability in Oracle HTTP Server and WebLogic Proxy Plug-in is confirmed exploited in the wild. Patch now if you run it (enterprises and MSPs); most smaller teams are unaffected and can ignore this one.Cyber Resilience desk
Sources (1)
- cisa_advisories · cisa_advisories
What this means for you — Security leader:CISA added CVE-2026-21962 (Oracle HTTP Server and WebLogic Server Proxy Plug-in improper access control) to the KEV catalog: confirmed exploited in the wild. Federal agencies must remediate within 3 days; all others should treat it as urgent and patch or apply mitigations immediately.
What this means for you — Lean IT orgs:Oracle has released a patch for this actively exploited vulnerability in their HTTP Server and WebLogic Proxy Plug-in. Check with your vendor or hosting provider to confirm they have applied it.
What this means for you — MSP:CVE-2026-21962 has been added to the KEV catalog after confirmed exploitation. Review all client environments running Oracle HTTP Server or WebLogic Server Proxy Plug-in and ensure the available patch is deployed.
What this means for you — Researcher:CISA added CVE-2026-21962 to the KEV catalog: confirmed exploited in the wild.