CVE-2026-48910

Medium

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.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Apache Jspwiki

PublishedJul 30, 2026

First seenJul 30, 2026

Weakness typeCWE-80CWE-80

How to fix

Update

apache jspwiki2.12.4 or later

Vendor advisories

lists.apache.org/thread/yvbdjnocw5qq3xkbjs9h77ghlg0bsw2c

Affected products

Product	Affected versions	Fixed in
apache jspwiki	v < 2.12.4	2.12.4

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