CVE-2025-54865: Tilesheets MediaWiki Extension is Vulnerable to Potential SQL Injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-08-05 · updated 2026-06-17
Weakness: CWE-89

Description

Tilesheets MediaWiki Extension adds a table lookup parser function for an item and returns the requested image. A missing backtick in a query executed by the Tilesheets extension allows users to insert and potentially execute malicious SQL code. This issue has not been fixed.

Affected products

FTB-Gamepedia Tilesheets: from 5.0.1 before 5.0.3 — fixed in 5.0.3

How to fix

Upgrade to a fixed version: FTB-Gamepedia Tilesheets 5.0.3. Check the vendor advisory for mitigations.

References

https://github.com/FTB-Gamepedia/Tilesheets/blob/8debbf8ee6ddb02bf9c756bab5c085b007d72c50/special/SheetManager.php#L255
https://github.com/FTB-Gamepedia/Tilesheets/security/advisories/GHSA-hqfr-7cm9-4h87
https://github.com/FTB-Gamepedia/Tilesheets/security/advisories/GHSA-hqfr-7cm9-4h87

Get alerted when CVE-2025-54865 or the next vulnerability affects your stack