CVE-2026-24880
Apache Tomcat: Request smuggling via invalid chunk extension
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
5th
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Tomcat via invalid chunk extension. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M1 through 9.0.115, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other, unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.20, 10.1.52 or 9.0.116, which fix the issue.
| CWE | CWE-444 |
| Vendor | apache software foundation |
| Product | apache tomcat |
| Published | Apr 9, 2026 |
| Last Updated | Apr 10, 2026 |
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Affected Versions
Apache Software Foundation / Apache Tomcat
11.0.0-M1 ≤ 11.0.18 10.1.0-M1 ≤ 10.1.52 9.0.0.M1 ≤ 9.0.115 8.5.0 ≤ 8.5.100 7.0.0 ≤ 7.0.109
References
Credits
Xclow3n