CVE-2025-24853
Apache JSPWiki Cross-Site Scripting (XSS) Vulnerability via Header Link Rendering
EPSS 1.2%
Description
A carefully crafted request when creating a header link using the wiki markup syntax, which could allow the attacker to execute javascript in the victim's browser and get some sensitive information about the victim. Further research by the JSPWiki team showed that the markdown parser allowed this kind of attack too. Apache JSPWiki users should upgrade to 2.12.3 or later.
How to fix CVE-2025-24853
To remediate CVE-2025-24853, upgrade the affected package to a fixed version below.
- Maven/org.apache.jspwiki:jspwiki-main—upgrade to 2.12.3 or later
- —upgrade to 2.12.3 or later
Is CVE-2025-24853 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.12.3
- from 0, < 2.12.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N |