Is org.apache.tomcat.embed:tomcat-embed-core affected by CVE-2026-43512?

Maven org.apache.tomcat.embed:tomcat-embed-core is affected in =10.1.0-M1 =11.0.0-M1 <11.0.22.

Is CVE-2026-43512 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.6%.

critical

CVE-2026-43512

Q: Is CVE-2026-43512 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.6%.

Maven · org.apache.tomcat.embed:tomcat-embed-core • Maven · org.apache.tomcat:tomcat • Maven · org.apache.tomcat:tomcat-catalina

Summary

Apache Tomcat - Digest authenticator will authenticate any unknown user

Severity: critical
EPSS: 0.6% (p42)
Also known as: GHSA-h6fc-48rj-7qqh#org.apache.tomcat:tomcat, GHSA-h6fc-48rj-7qqh#org.apache.tomcat:tomcat-catalina, GHSA-h6fc-48rj-7qqh#org.apache.tomcat.embed:tomcat-embed-core, BIT-tomcat-2026-43512
Published: 2026-05-12

References

Related advisories

CVE-2026-41293 — critical · Maven/org.apache.tomcat.embed:tomcat-embed-core
CVE-2026-43515 — critical · Maven/org.apache.tomcat.embed:tomcat-embed-core
CVE-2025-24813 — critical · Maven/org.apache.tomcat.embed:tomcat-embed-core
CVE-2020-1938 — critical · Maven/org.apache.tomcat.embed:tomcat-embed-core
CVE-2026-41284 — high · Maven/org.apache.tomcat.embed:tomcat-embed-core
CVE-2026-42498 — high · Maven/org.apache.tomcat.embed:tomcat-embed-core
CVE-2026-43513 — high · Maven/org.apache.tomcat.embed:tomcat-embed-core
CVE-2026-34483 — high · Maven/org.apache.tomcat.embed:tomcat-embed-core

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.