CVE-2026-12271
Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Quiz Attempt Modification via IDOR
CVSS Score
5.4
EPSS Score
0.1%
EPSS Percentile
3th
The Tutor LMS WordPress plugin before 3.9.13 does not verify ownership of the targeted quiz attempt before writing to it, allowing authenticated users with subscriber-level access and above to modify and force-complete other students' quiz attempts, overwriting their recorded marks and pass/fail result.
| Vendor | unknown |
| Product | tutor lms |
| Published | Jul 13, 2026 |
| Last Updated | Jul 13, 2026 |
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Affected Versions
Unknown / Tutor LMS
0 < 3.9.13
References
Credits
Muni Nitish Kumar Yaddala WPScan