CVE-2026-55955
EUVD-2026-4023129.06.2026, 21:16
Improper Authentication vulnerability in Apache Tomcat allowed a replay attack against the EncryptionInterceptor in the cluster component. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.13 through 9.0.18, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109. Users are recommended to upgrade to version 11.0.23, 10.1.56, 9.0.119, which fixes the issue.Enginsight
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
| Vendor | Product | Version | Source |
|---|---|---|---|
| apache | tomcat | 𝑥 ≤ 11.0.22 | CNA |
| apache | tomcat | 𝑥 ≤ 10.1.55 | CNA |
| apache | tomcat | 9.0.13 ≤ 𝑥 ≤ 9.0.118 | CNA |
| apache | tomcat | 8.5.38 ≤ 𝑥 ≤ 8.5.100 | CNA |
| apache | tomcat | 7.0.100 ≤ 𝑥 ≤ 7.0.109 | CNA |
Common Weakness Enumeration