CVE-2026-41243 | THREATINT

Description

OpenLearn is open-source educational forum software. Prior to commit 844b2a40a69d0c4911580fe501923f0b391313ab, when `safeMode` is enabled, unapproved forum posts are hidden from the public list, but the direct post-read procedure still returns the full post to anyone with the post UUID. Commit 844b2a40a69d0c4911580fe501923f0b391313ab fixes the issue.

PUBLISHED Reserved 2026-04-18 | Published 2026-04-23 | Updated 2026-04-23 | Assigner GitHub_M

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-284: Improper Access Control

Product status

< 844b2a40a69d0c4911580fe501923f0b391313ab

affected

References

github.com/...nLearn/security/advisories/GHSA-4rv3-hfh6-vqvm exploit

github.com/...nLearn/security/advisories/GHSA-4rv3-hfh6-vqvm

github.com/...ommit/844b2a40a69d0c4911580fe501923f0b391313ab

cve.org (CVE-2026-41243)

nvd.nist.gov (CVE-2026-41243)

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