CVE-2026-50229 | Improper Neutralization of Script-Related HTML Tags in a Web…

Description

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in the number guess example for Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other versions that have reached end of support may also be affected. Users are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119, which fix the issue.

Metadata

CVE ID: CVE-2026-50229
State: PUBLISHED
Assigner: apache
Reserved: 2026-06-04 09:39 UTC
Published: 2026-06-29 20:36 UTC
Last updated: 2026-06-29 22:24 UTC
Primary CWE: CWE-80
CWE-80 Improper Neutralization of Script-Related HTML Tags i…
Vendor / Product: Apache Software Foundation / Apache Tomcat
Sources: cve.org · NVD

Severity & Metrics

No CVSS data available.

Affected products (1)

Vendor	Product	Platform	Versions
Apache Software Foundation	Apache Tomcat	—	11.0.0-M1 ≤ 11.0.22, 10.1.0-M1 ≤ 10.1.55, 9.0.0.M1 ≤ 9.0.118, 8.5.0 ≤ 8.5.100 …

Weakness (CWE)

CWE	Source	Description
CWE-80	cna	CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

References (1)

https://lists.apache.org/thread/wlt2no8bw45zl1w8byop4zfqphldf5j0