CVE-2023-27089 Cross-site scripting in n/a

High 8.2 Published Updated

Attackers can cause denial of service in Ehuacui BBS via a crafted payload in the login parameter due to a cross-site scripting vulnerability.

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-2023-27089?

CVE-2023-27089 is a high-severity cross-site scripting vulnerability in n/a, published on 4 Apr 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

Cross Site Scripting vulnerability found in Ehuacui BBS allows attackers to cause a denial of service via a crafted payload in the login parameter.

Weakness: CWE-79

Which versions are affected by CVE-2023-27089?

It affects 1 product.

Products include Ehuacui-Bbs Project Ehuacui-Bbs.

How do I fix CVE-2023-27089?

No fix has been published for CVE-2023-27089 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-2023-27089 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-27089 exists.

Sources

Also known as GHSA-xq6x-pg98-qjx9.

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