HIGHCVE-2026-34483Published Modified CNA apache
CVE-2026-34483: Apache Tomcat: Incomplete escaping of JSON access logs
Improper Encoding or Escaping of Output vulnerability in the JsonAccessLogValve component of Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.40 through 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117 , which fix the issue.
Metrics
- CVSS v3.1
- 7.5
- Severity
- HIGH
- Fixed in
- 0
- Affected Products
- 1
Fix available
0
Affected packages
- Apache Software Foundation / Apache Tomcat≤ 11.0.20 · ≤ 10.1.53 · ≤ 9.0.116 · ≤ 8.5.100Fixed in 0
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NReferences