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CVE-2026-79677

Apache Tomcat: WebSocket DoS due to lost asynchronous write timeout PUBLISHED

Description (CNA)

Missing release of resource after effective lifetime, Comparison using wrong factors vulnerability in Apache Tomcat allows a denial of service as a result of lost time outs for asynchronous WebSocket writes. 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 7.0.43 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 7.0.43 through 7.0.109; unaffected 0 before 7.0.43

CWE

CWE-772, CWE-1025

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.