CVE-2026-65927
25.08.2026, 22:17
Off-by-one Error vulnerability in Apache Tomcat impacting the [N] flag on the rewrite valves causes rewrite processing to restart at the second rule rather than the first rule. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through 9.0.120. 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 11.0.25, 10.1.58 or 9.0.121 which fix the issue.Enginsight
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
| Vendor | Product | Version | Source |
|---|---|---|---|
| apache | tomcat | 𝑥 ≤ 11.0.24 | CNA |
| apache | tomcat | 𝑥 ≤ 10.1.57 | CNA |
| apache | tomcat | 9.0.0.M1 ≤ 𝑥 ≤ 9.0.120 | CNA |
| apache | tomcat | 8.5.0 ≤ 𝑥 ≤ 8.5.100 | CNA |
Common Weakness Enumeration