Status: UPDATED | Advisory ID: CVE-2026-29145
| CVE | CVE-2026-29145 |
| CVSS Score / Version | 9.1 (Critical) / CVSS v3.1 |
| Updated | 2026-09-24 |
| CVSS Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| CVSS Prose | attack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is none. |
| Affected products | Apache Tomcat and Apache Tomcat Native |
| Classified as | CWE-287 (Improper Authentication) |
| Exploitation prediction (EPSS) | 0.63% probability of exploitation in the next 30 days (48% percentile) -- FIRST.org's EPSS model. |
| Vendor | Product | Affected Versions | Patch Status |
|---|---|---|---|
| Apache | Tomcat | ||
| Apache | Tomcat Native |
| Subsystems | General OT |
| Sectors | Multiple |
CLIENT_CERT authentication does not fail as expected for some scenarios when soft fail is disabled vulnerability in Apache Tomcat, Apache Tomcat Native.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M7 through 10.1.52, from 9.0.83 through 9.0.115; Apache Tomcat Native: from 1.1.23 through 1.1.34, from 1.2.0 through 1.2.39, from 1.3.0 through 1.3.6, from 2.0.0 through 2.0.13.
Users are recommended to upgrade to version Tomcat Native 1.3.7 or 2.0.14 and Tomcat 11.0.20, 10.1.53 and 9.0.116, which fix the issue.
Monitor Apache's web page for any future patch releases. See vendor advisory link below.
| Source | Reference |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2026-29145 |
| CVE | https://www.cve.org/CVERecord?id=CVE-2026-29145 |
| Vendor advisory | https://lists.apache.org/thread/yz5fxmhd2j43wgqykssdo7kltws57jfz |