CVE-2026-12271

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 v3.1

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

EPSS

0.29% chance of exploitation in the next 30 days, 21th percentile

Published

2026-07-13

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/ca99ea35-4bf8-4dc8-a817-79fb9fa1c5bd/

References

• CVE Record
• NVD entry

Related

• CVE-2026-12270
• CVE-2026-12273
• CVE-2026-12255
• CVE-2026-12274
• CVE-2026-12251
• CVE-2026-12275