Vulnerability GHSA-f525-44xv-f2qj
Critical
CRITICAL RISK
CVSS Score: 9.8
Score Range: 9.0–10.0
Critical severity vulnerabilities (CVSS 9.0–10.0). These represent the highest impact issues.
2 months ago
August 26, 2026 at 12:30 AM UTC
Apache Tomcat - HTTP/2 no-authority bypass of strict SNI validation
9.0.115 - 9.0.120 and 10.1.53 - 10.1.57 and 11.0.20 - 11.0.24
9.0.115 - 9.0.120 and 10.1.53 - 10.1.57 and 11.0.20 - 11.0.24
Summary
Apache Tomcat - HTTP/2 no-authority bypass of strict SNI validation
Details
Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990.
This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120.
Users are recommended to upgrade to version 11.0.25, 10.1.59 or 9.0.121, which fix the issue.
Related Vulnerabilities
Other vulnerabilities affecting the same packages
Critical
2 months ago
Apache Tomcat's DIGEST authenticator has an Authentication Bypass by Capture-replay vulnerability
7.0.30 - 7.0.109 and 8.5.0 - 9.0.120 and 10.1.0-M1 - 10.1.57 and 11.0.0-M1 - 11.0.24 GHSA-9xv2-5v5q-p794
7.0.30 - 7.0.109 and 8.5.0 - 9.0.120 and 10.1.0-M1 - 10.1.57 and 11.0.0-M1 - 11.0.24 GHSA-9xv2-5v5q-p794
Critical
2 months ago
Apache Tomcat has an Improper Access Control, Incorrect Authorization vulnerability
7.0.0 - 7.0.109 and 8.5.0 - 9.0.120 and 10.1.0-M1 - 10.1.57 and 11.0.0-M1 - 11.0.24 GHSA-gcx9-497g-6cp6
7.0.0 - 7.0.109 and 8.5.0 - 9.0.120 and 10.1.0-M1 - 10.1.57 and 11.0.0-M1 - 11.0.24 GHSA-gcx9-497g-6cp6
Critical
2 months ago
Apache Tomcat's FORM authentication process has an Incorrect Authorization vulnerability
7.0.0 - 7.0.109 and 8.5.0 - 9.0.120 and 10.1.0-M1 - 10.1.57 and 11.0.0-M1 - 11.0.24 GHSA-h3x4-894j-xpx5
7.0.0 - 7.0.109 and 8.5.0 - 9.0.120 and 10.1.0-M1 - 10.1.57 and 11.0.0-M1 - 11.0.24 GHSA-h3x4-894j-xpx5
Critical
5 months ago
Apache Tomcat - Security constraints not correctly applied
7.0.0 - 9.0.117 and 10.1.0-M1 - 10.1.54 and 11.0.0-M1 - 11.0.21 GHSA-5m62-pw8w-7w9f
7.0.0 - 9.0.117 and 10.1.0-M1 - 10.1.54 and 11.0.0-M1 - 11.0.21 GHSA-5m62-pw8w-7w9f
High Risk
5 months ago
Apache Tomcat: LockOutRealm treats user names as case-sensitive
7.0.0 - 9.0.117 and 10.1.0-M1 - 10.1.54 and 11.0.0-M1 - 11.0.21 GHSA-5mp6-jrq3-r938
7.0.0 - 9.0.117 and 10.1.0-M1 - 10.1.54 and 11.0.0-M1 - 11.0.21 GHSA-5mp6-jrq3-r938
Impacted packages
Timeline
Published
2 months ago
August 26, 2026 at 12:30 AM UTC
Fixed (11.0.25)
Unknown
Unknown
Fixed (10.1.59)
Unknown
Unknown
Fixed (9.0.121)
Unknown
Unknown
Fixed (11.0.25)
Unknown
Unknown
Fixed (10.1.59)
Unknown
Unknown
Fixed (9.0.121)
Unknown
Unknown
Last Modified
7 days ago
October 27, 2026 at 03:10 PM UTC