CVE-2022-30050 Cross-site scripting in n/a

Medium 6.1 Published 16 May 2022 Updated 3 Aug 2024

Attackers can inject malicious scripts into Gnuboard via member confirmation, potentially stealing user sessions or executing code.

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-2022-30050?

CVE-2022-30050 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 May 2022. 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

Gnuboard 5.55 and 5.56 is vulnerable to Cross Site Scripting (XSS) via bbs/member_confirm.php.

Weakness: CWE-79

Which versions are affected by CVE-2022-30050?

It affects 1 product.

Products include Sir Gnuboard.

How do I fix CVE-2022-30050?

No fix has been published for CVE-2022-30050 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-2022-30050 being exploited?

There is no known exploitation of CVE-2022-30050 in the wild and no public exploit code.

Sources

Also known as GHSA-rmcj-gh5m-cc8v.