critical9.8
CVE-2026-41293
Improper Input Validation vulnerability in Apache Tomcat.
Impact
Improper Input Validation vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 10.0.0-M1 through 10.0.27. Older, end of support versions may also be affected. Users are recommended to upgrade to version [FIXED_VERSION], which fixes the issue.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | org.apache.tomcat.embed:tomcat-embed-core | >= 10.1.0-M1, < 10.1.55 | 10.1.55 |
| maven | org.apache.tomcat:tomcat | >= 10.1.0-M1, < 10.1.55 | 10.1.55 |
| maven | org.apache.tomcat:tomcat-coyote | >= 8.5.0, < 9.0.118 | 9.0.118 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apache | Tomcat | from 8.5.0 through 8.5.100 from 9.0.0 before 9.0.118 from 10.0.0 through 10.0.27 from 10.1.0 before 10.1.55 from 11.0.0 before 11.0.22 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-r29c-68gh-xp6x
- https://nvd.nist.gov/vuln/detail/CVE-2026-41293
- https://lists.apache.org/thread/qwg0q16z7xkb2qrr853wdll5531mvl1r
- http://www.openwall.com/lists/oss-security/2026/05/12/13
- https://github.com/apache/tomcat/commit/19f17a257797e8d139b33ff9c88d362a273be148
- https://github.com/apache/tomcat/commit/1c70480466572c9192ed412ebefcd43fc63137fd
- https://github.com/apache/tomcat/commit/2a2476460e823789f530a22207873ea8cd6eff3b
- https://github.com/apache/tomcat/commit/3915fd27e6810b14ccd21e3d900bd8faef44d3df
- https://github.com/apache/tomcat/commit/57c2b3bfd62792631e1df24cf4237b990a0b36fa
- https://github.com/apache/tomcat/commit/c2925554c677da57390f940d856871e18daaacab
- https://github.com/apache/tomcat/commit/cf9452443bcbf3b1a4b435ef7d624364f1b65ca3
- https://github.com/apache/tomcat/commit/e5cef9618c3f4fd31bd6fb1e83f0f18022280dac
- https://github.com/apache/tomcat/commit/f72a6174ab1f0f5a053435f80448b4f6837fe6d7
- https://tomcat.apache.org/security-10.html
- https://tomcat.apache.org/security-11.html
- https://tomcat.apache.org/security-9.html