cvedb.io
CVE-2026-50636
HIGH · CVSS 8.8
EPSS exploitation probability: 0%
Published 2026-06-09T18:17:10.620 · Last modified 2026-06-17T10:57:45.510

Summary

The RemoteControl API methods invite_participants and remind_participants pass a caller-supplied token-ID array into TokenDynamic::findUninvited(), which concatenates the values directly into a tid IN ('...') SQL clause without parameterization or input validation. A remote, authenticated attacker holding the tokens/update permission on a survey can inject a crafted array element to perform SQL injection. Because LimeSurvey configures its PDO connection with emulated prepared statements (emulatePrepare = true) and does not disable MySQL multi-statements, the injection supports stacked queries: the attacker can append arbitrary additional statements (INSERT/UPDATE/DELETE/DROP/CREATE) after the original SELECT. This permits both arbitrary read of any data in the database, such as administrat

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.