CVE-2026-28812

UserManager lack of checks allows impersonation in Apache JSPWiki up to 2.12.3 which may allow attackers to escalate privileges. Users are recommended to upgrade to version 2.12.4 or newer which fixes this issue.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lists.apache.org/thread/n3m666d6t6871dldvz3ct49ooqkbgw2p	Mailing List Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/07/30/15	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:jspwiki:*:*:*:*:*:*:*:*

History

23 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) La falta de comprobaciones en UserManager permite la suplantación de identidad en Apache JSPWiki hasta la versión 2.12.3, lo que puede permitir a los atacantes escalar privilegios. Se recomienda a los usuarios actualizar a la versión 2.12.4 o posterior, que soluciona este problema.

Information

Published : 2026-07-30 16:17

Updated : 2026-10-23 22:10

NVD link : CVE-2026-28812

Mitre link : CVE-2026-28812

CVE.ORG link : CVE-2026-28812

JSON object : View

Products Affected

apache

jspwiki

CWE

CWE-290

Authentication Bypass by Spoofing

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