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 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-25)

CWE

CWE-290

Published

2026-07-30

Modified

2026-10-23

Record from

the NVD, synced 2026-10-24

Affected

• apache:jspwiki

References

• https://lists.apache.org/thread/n3m666d6t6871dldvz3ct49ooqkbgw2p
• http://www.openwall.com/lists/oss-security/2026/07/30/15

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