CVE-2025-12268 LearnHouse Course Thumbnail courses unrestricted upload

Medium 5.3 Published Updated

Remote attackers can upload malicious files via the course thumbnail handler, potentially leading to code execution on the LearnHouse platform.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-12268?

CVE-2025-12268 is a medium-severity vulnerability in LearnHouse, published on 27 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability has been found in LearnHouse up to 98dfad76aad70711a8113f6c1fdabfccf10509ca. Impacted is an unknown function of the file /api/v1/courses/ of the component Course Thumbnail Handler. The manipulation of the argument thumbnail leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-434, CWE-284

Which versions are affected by CVE-2025-12268?

It affects 1 product.

Products include Learnhouse Learnhouse.

How do I fix CVE-2025-12268?

No fix has been published for CVE-2025-12268 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-12268 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-12268 exists.

Sources

Also known as GHSA-c7xv-ccqv-hh5v.

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