CVE-2025-60859 Cross-site scripting in n/a

Medium 6.1 Published Updated

Authenticated attackers can execute arbitrary code via XSS in Gnuboard by exploiting the c_id parameter in view_comment.php.

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

What is CVE-2025-60859?

CVE-2025-60859 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Oct 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Cross Site Scripting (XSS) vulnerability in Gnuboard 5.6.15 allows authenticated attackers to execute arbitrary code via crafted c_id parameter in bbs/view_comment.php.

Weakness: CWE-79

Which versions are affected by CVE-2025-60859?

It affects 1 product.

Products include Sir Gnuboard.

How do I fix CVE-2025-60859?

No fix has been published for CVE-2025-60859 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-2025-60859 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-60859 exists.

Sources

Also known as GHSA-q4rc-8r6m-mw3q.

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