CVE-2026-34486

NameCVE-2026-34486
DescriptionMissing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor. This issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tomcat10 (PTS)bookworm10.1.34-0+deb12u2fixed
bookworm (security)10.1.52-1~deb12u1fixed
trixie (security), trixie10.1.52-1~deb13u1fixed
forky, sid10.1.54-1fixed
tomcat11 (PTS)trixie (security), trixie11.0.15-1~deb13u1fixed
forky, sid11.0.21-1fixed
tomcat9 (PTS)bullseye9.0.43-2~deb11u10fixed
bullseye (security)9.0.107-0+deb11u2fixed
bookworm9.0.70-2fixed
trixie9.0.95-1fixed
forky, sid9.0.115-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
tomcat10source(unstable)(not affected)
tomcat11source(unstable)(not affected)
tomcat9source(unstable)(not affected)

Notes

- tomcat11 <not-affected> (Incomplete fix for CVE-2026-29146 not applied)
- tomcat10 <not-affected> (Incomplete fix for CVE-2026-29146 not applied)
- tomcat9 <not-affected> (Incomplete fix for CVE-2026-29146 not applied)
Fixed by: https://github.com/apache/tomcat/commit/1fab40ccc752e22639eccfe290d5624afad7eccd (11.0.21)
Fixed by: https://github.com/apache/tomcat/commit/55f3eb9148233054fccfdf761141c6894a050be1 (10.1.54)
Fixed by: https://github.com/apache/tomcat/commit/776e12b3e2b0b4507b8a3b62c187ceb0b74bf418 (9.0.117)

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