CVE-2026-116880 Semantic MediaWiki - Cross-Site Request Forgery

Semantic MediaWiki > 3.0.0 < 7.3.1 contains a cross-site request forgery caused by overwriting wpEditToken in Special:SMWAdmin, letting attackers cause semantic data loss and resource exhaustion by tricking authenticated smw-admin users.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.10% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Cross-Site Request Forgery
Impact
Denial Of Service, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
Published
27 October 2026
Updated
29 October 2026
Weakness
CWE-352

Vendor fix

Update to version 7.3.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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