CVE-2026-41243

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.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/siemvk/OpenLearn/commit/844b2a40a69d0c4911580fe501923f0b391313ab	Patch
https://github.com/siemvk/OpenLearn/security/advisories/GHSA-4rv3-hfh6-vqvm	Exploit Vendor Advisory
https://github.com/siemvk/OpenLearn/security/advisories/GHSA-4rv3-hfh6-vqvm	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:siemvk:openlearn:*:*:*:*:*:*:*:*

History

29 Apr 2026, 15:39

Type	Values Removed	Values Added
First Time		Siemvk openlearn Siemvk
CPE		cpe:2.3:a:siemvk:openlearn::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.4
References	~~() https://github.com/siemvk/OpenLearn/commit/844b2a40a69d0c4911580fe501923f0b391313ab -~~	() https://github.com/siemvk/OpenLearn/commit/844b2a40a69d0c4911580fe501923f0b391313ab - Patch
References	~~() https://github.com/siemvk/OpenLearn/security/advisories/GHSA-4rv3-hfh6-vqvm -~~	() https://github.com/siemvk/OpenLearn/security/advisories/GHSA-4rv3-hfh6-vqvm - Exploit, Vendor Advisory

23 Apr 2026, 15:37

Type	Values Removed	Values Added
References	~~() https://github.com/siemvk/OpenLearn/security/advisories/GHSA-4rv3-hfh6-vqvm -~~	() https://github.com/siemvk/OpenLearn/security/advisories/GHSA-4rv3-hfh6-vqvm -

23 Apr 2026, 02:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-23 02:16

Updated : 2026-04-29 15:39

NVD link : CVE-2026-41243

Mitre link : CVE-2026-41243

CVE.ORG link : CVE-2026-41243

JSON object : View

Products Affected

siemvk

openlearn

CWE

CWE-284

Improper Access Control

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