CVE-2026-48910

MEDIUM CVSS 3.1: 6.5
Updated Jul 30, 2026
Apache Software Foundation
Parameter Value
CVSS 6.5 (MEDIUM)
Fixed In 2.12.4
Type CWE-80 (Improper Neutralization of Script-Related HTML Tags (XSS))
Vendor Apache Software Foundation
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

apache software foundation:apache jspwiki