CVE-2018-18845 Cross-site scripting in n/a

Medium 6.1 Published Updated

Reflected XSS in Advanced Comment System allows remote attackers to execute malicious scripts in victim browsers via the ACS_path parameter.

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-2018-18845?

CVE-2018-18845 is a medium-severity cross-site scripting vulnerability in n/a, published on 17 Mar 2019. 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

internal/advanced_comment_system/index.php and internal/advanced_comment_system/admin.php in Advanced Comment System, version 1.0, contain a reflected cross-site scripting vulnerability via ACS_path. A remote unauthenticated attacker could potentially exploit this vulnerability to supply malicious HTML or JavaScript code to a vulnerable web application, which is then reflected back to the victim and executed by the web browser. The product is discontinued.

Weakness: CWE-79

Which versions are affected by CVE-2018-18845?

It affects 1 product.

Products include Advanced Comment System Project Advanced Comment System.

How do I fix CVE-2018-18845?

No fix has been published for CVE-2018-18845 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-2018-18845 being exploited?

There is no known exploitation of CVE-2018-18845 in the wild and no public exploit code.

Sources

Also known as GHSA-p995-58rj-543m.

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