CVE-2026-34486
Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor
KEVHIGH 7.5EPSS 6.6%
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.
- Affected
- Apache Software Foundation · Apache Tomcat
- CVSS v3.1 CNA
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - EPSS
- 6.56% chance of exploitation in the next 30 days, 94th percentile
- CISA KEV
- added 2026-08-04
- Nuclei
- critical · CWE-502
- Published
- 2026-04-09
- Updated
- 2026-09-21
Proof-of-concept exploits (6)
- 404-src/CVE-2026-3448610★ · 2026-04-15
- AirSkye/CVE-2026-34486-poc12★ · 2026-04-15
- striga-ai/CVE-2026-3448670★ · 2026-05-11
- anonmrc/CVE-2026-34486-e-Tomcat-Tribes0★ · 2026-05-19
- razureink/cve-2026-34486-tomcat_encrypt_bypass_reproduction0★ · 2026-07-23
- CypherHippie/CVE-2026-34486---unauthenticated-RCE-via-Java-deserialization0★ · 2026-08-19
Nuclei templates (1)
Vulhub environments (1)
Security advisories
- https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly
- https://access.redhat.com/errata/RHSA-2026:36787
- https://access.redhat.com/errata/RHSA-2026:36788
- https://access.redhat.com/errata/RHSA-2026:36789
- https://access.redhat.com/errata/RHSA-2026:36790
- https://access.redhat.com/errata/RHSA-2026:36876
- https://access.redhat.com/errata/RHSA-2026:36877
- https://access.redhat.com/errata/RHSA-2026:36878
- https://access.redhat.com/errata/RHSA-2026:36879
- https://access.redhat.com/errata/RHSA-2026:37136
- https://access.redhat.com/errata/RHSA-2026:37137
- https://access.redhat.com/errata/RHSA-2026:38505
- https://access.redhat.com/errata/RHSA-2026:39188
- https://access.redhat.com/errata/RHSA-2026:39189
- https://access.redhat.com/security/cve/CVE-2026-34486
- https://bugzilla.redhat.com/show_bug.cgi?id=2457027
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34486.json
- https://socradar.io/blog/snowlight-government-chinese-campaign
- https://www.vicarius.io/vsociety/posts/cve-2026-34486-detection-script-rce-on-apache-tomc…
- https://www.vicarius.io/vsociety/posts/cve-2026-34486-mitigation-script-rce-on-apache-tom…
- advisories/GHSA-69r9-qgr7-g2wj