Information Exposure Through an Error Message in Apache JSPWiki - CVE-2026-28811
Published: August 25, 2026
Vulnerability identifier: #VU145180
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-28811
CWE-ID: CWE-209
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to debug messages revealing unnecessary information in error handling when processing requests that trigger errors. A remote attacker can send a specially crafted request to disclose sensitive information.
Affected software
Apache JSPWiki
How to mitigate CVE-2026-28811
Install security update from vendor's website.
Apache JSPWiki - update to 2.12.4