CVE-2020-29258 Cross-site scripting in n/a

Medium 6.1 Published 9 Dec 2020 Updated 4 Aug 2024

Attackers can inject malicious scripts via the w parameter in the Online Examination System, potentially compromising user sessions.

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-2020-29258?

CVE-2020-29258 is a medium-severity cross-site scripting vulnerability in n/a, published on 9 Dec 2020. 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 Online Examination System 1.0 via the w parameter to index.php.

Weakness: CWE-79

Which versions are affected by CVE-2020-29258?

It affects 1 product.

Products include Online Examination System Project Online Examination System.

How do I fix CVE-2020-29258?

No fix has been published for CVE-2020-29258 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-2020-29258 being exploited?

There is no known exploitation of CVE-2020-29258 in the wild and no public exploit code.

Sources

Also known as GHSA-f7v5-p6x6-2823.