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CVE-2026-78383

Apache Tomcat: AJP DoS via missing request body PUBLISHED

Description (CNA)

Allocation of resources without limits or throttling vulnerability in Apache Tomcat allows an unauthenticated AJP request to pin an AJP processing thread leading to denial of service. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, 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, from 7.0.0 through 7.0.109. Other unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.26, 10.1.60 or 9.0.122, which fix the issue.

Affected (CNA)

Vendor / productVersions
Apache Software Foundation / Apache Tomcataffected 11.0.0-M1 through 11.0.25; affected 10.1.0-M1 through 10.1.59; affected 9.0.0.M1 through 9.0.121; affected 8.5.0 through 8.5.100; affected 7.0.0 through 7.0.109

CWE

CWE-770

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.