CVE-2026-12271Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Quiz Attempt Modification via IDOR
Updated under an hour ago ()
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It affects Unknown Tutor LMS. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.4 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
- Weakness (CWE)
- CWE-639
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Jul 13, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown Tutor LMS unknown:tutor_lms (from the name) | before 3.9.13 | CNA record |
References
- https://wpscan.com/vulnerability/ca99ea35-4bf8-4dc8-a817-79fb9fa1c5bd/exploit, vdb-entry, technical-description
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.