CVE-2026-48910

Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing

Published Jul 30, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
A carefully crafted editing request could trigger an XSS vulnerability
on Apache JSPWiki when parsing errors on the markdown renderer, which
could allow the attacker to execute javascript in the victim's browser
and get some sensitive information about the victim.


This issue affects Apache JSPWiki: through 2.12.3.

Users are recommended to upgrade to version 2.12.4, which fixes the issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Apache
Apache jspwiki
Vendors & Products Apache
Apache jspwiki
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A carefully crafted editing request could trigger an XSS vulnerability on Apache JSPWiki when parsing errors on the markdown renderer, which could allow the attacker to execute javascript in the victim's browser and get some sensitive information about the victim. This issue affects Apache JSPWiki: through 2.12.3. Users are recommended to upgrade to version 2.12.4, which fixes the issue.
Title Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing
Weaknesses CWE-80
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Jul 30, 2026, 4:37 PM
Reserved
May 26, 2026, 10:41 AM
Status
Analyzed
Published
Jul 30, 2026, 4:17 PM
Modified
Oct 23, 2026, 10:10 PM