CVE-2025-12862 projectworlds Online Notes Sharing Platform userprofile.php unrestricted upload

Medium 5.3 Published Updated

Remote attackers can upload malicious files via the user profile image field, potentially leading to code execution on the server.

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-2025-12862?

CVE-2025-12862 is a medium-severity vulnerability in projectworlds Online Notes Sharing Platform, published on 7 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was identified in projectworlds Online Notes Sharing Platform 1.0. Affected by this issue is some unknown functionality of the file /dashboard/userprofile.php. Such manipulation of the argument image leads to unrestricted upload. The attack may be performed from remote. The exploit is publicly available and might be used.

Weakness: CWE-434, CWE-284

Which versions are affected by CVE-2025-12862?

It affects 1 product.

Products include Projectworlds Online Notes Sharing Platform.

How do I fix CVE-2025-12862?

No fix has been published for CVE-2025-12862 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-12862 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-12862 exists.

Sources

Also known as GHSA-9m86-pmxw-268g.

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