CVE-2023-5837 AlexanderLivanov FotosCMS2 Cookie profile.php cross site scripting

Low 3.5 Published Updated

Remote attackers can execute arbitrary scripts via the username parameter in profile.php, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-5837?

CVE-2023-5837 is a low-severity cross-site scripting vulnerability in AlexanderLivanov FotosCMS2, published on 28 Oct 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability classified as problematic was found in AlexanderLivanov FotosCMS2 up to 2.4.3. This vulnerability affects unknown code of the file profile.php of the component Cookie Handler. The manipulation of the argument username leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-243802 is the identifier assigned to this vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2023-5837?

It affects 1 product.

Products include Alexanderlivanov Fotoscms2.

How do I fix CVE-2023-5837?

No fix has been published for CVE-2023-5837 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-5837 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-5837 exists.

Sources

Also known as GHSA-mj8f-8485-xjqr.

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