CVE-2025-24853
highpriority · track · 0EPSS 0.006 · 46 %ileEUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-rrff-chj9-w4c7Apache JSPWiki Cross-Site Scripting (XSS) Vulnerability via Header Link Rendering2025-07-31ghsa · osvUS
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.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2025-24853cnnvd
- https://jspwiki-wiki.apache.org/Wiki.jsp?page=CVE-2025-24853cnnvd
- https://jspwiki-wiki.apache.org/Wiki.jsp?page=DownloadsPatchcnnvd
- https://jspwiki-wiki.apache.org/Wiki.jsp?page=CVE-2025-24853enisa_euvd
- http://www.openwall.com/lists/oss-security/2025/07/30/2nvd
- https://jspwiki-wiki.apache.org/Wiki.jsp?page=CVE-2025-24853Vendor Advisorynvd
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