CVE-2026-28814

Arbitrary Wiki Markup rendering due to lack of authentication in Apache JSPWiki up to 2.12.3 allows attacker to obtain sensitive data stored in JSPWiki variables. Users are recommended to upgrade to version 2.12.4 or 3.0.0, which fixes this issue.

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-25)

CWE

CWE-306

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/8vv0311bvrrqxsyn913pcwf7pctyk52w
• http://www.openwall.com/lists/oss-security/2026/07/30/17

Check your stackJSON