CVE-2026-41293
Apache Tomcat: HTTP/2 request headers not validated
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-20 |
| Vendor | apache software foundation |
| Product | apache tomcat |
| Published | May 12, 2026 |
| Last Updated | May 12, 2026 |
Stay Ahead of the Next One
Get instant alerts for apache software foundation apache tomcat
Be the first to know when new unknown vulnerabilities affecting apache software foundation apache tomcat are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
Affected Versions
Apache Software Foundation / Apache Tomcat
11.0.0-M1 ≤ 11.0.21 10.1.0-M1 ≤ 10.1.54 9.0.0.M1 ≤ 9.0.117 10.0.0-M1 ≤ 10.0.27 8.5.0 ≤ 8.5.100
References
Credits
Dawit Jeong (@dawitngoliath)