CVE-2020-23689 Cross-site scripting in n/a

Medium 4.8 Published Updated

Attackers can inject malicious scripts into the news comments section, potentially stealing user sessions or executing code in victim browsers.

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

What is CVE-2020-23689?

CVE-2020-23689 is a medium-severity cross-site scripting vulnerability in n/a, published on 14 May 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

In YFCMF v2.3.1, there is a stored XSS vulnerability in the comments section of the news page.

Weakness: CWE-79

Which versions are affected by CVE-2020-23689?

It affects 1 product.

Products include Yfcmf Yfcmf.

How do I fix CVE-2020-23689?

No fix has been published for CVE-2020-23689 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-2020-23689 being exploited?

There is no known exploitation of CVE-2020-23689 in the wild and no public exploit code.

Sources

Also known as GHSA-v955-2jxq-2w4r.

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