CVE-2026-34486
Description
Missing 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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 0 |
| sid | Fixed | 0 |
| forky | Fixed | 0 |
| bullseye | Fixed | 0 |
| bookworm | Fixed | 0 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.apache.tomcat:tomcat-tribes | >=11.0.20,<11.0.21 | 11.0.21 |
| Maven | org.apache.tomcat:tomcat-tribes | >=10.1.53,<10.1.54 | 10.1.54 |
| Maven | org.apache.tomcat:tomcat-tribes | >=9.0.116,<9.0.117 | 9.0.117 |
| Maven | org.apache.tomcat:tomcat | >=11.0.20,<11.0.21 | 11.0.21 |
| Maven | org.apache.tomcat:tomcat | >=10.1.53,<10.1.54 | 10.1.54 |
| Maven | org.apache.tomcat:tomcat | >=9.0.116,<9.0.117 | 9.0.117 |
References
- https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly
- https://www.vicarius.io/vsociety/posts/cve-2026-34486-detection-script-rce-on-apache-tomcat
- https://www.vicarius.io/vsociety/posts/cve-2026-34486-mitigation-script-rce-on-apache-tomcat
- https://nvd.nist.gov/vuln/detail/CVE-2026-34486
- https://github.com/apache/tomcat/commit/1fab40ccc752e22639eccfe290d5624afad7eccd
- https://github.com/apache/tomcat/commit/55f3eb9148233054fccfdf761141c6894a050be1
- https://github.com/apache/tomcat/commit/776e12b3e2b0b4507b8a3b62c187ceb0b74bf418
- https://github.com/apache/tomcat
- https://tomcat.apache.org/security-10.html#Fixed_in_Apache_Tomcat_10.1.54
- https://tomcat.apache.org/security-11.html#Fixed_in_Apache_Tomcat_11.0.21
- https://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.117
- https://www.herodevs.com/vulnerability-directory/cve-2026-34486
- https://www.suse.com/security/cve/CVE-2026-34486.html
- https://security-tracker.debian.org/tracker/CVE-2026-34486
CWEs
CWE-311
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.