CVE-2022-1173 stored xss in getgrav/grav

High 8.2 Published Updated

Attackers can inject malicious scripts into Grav CMS pages, 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
Not needed
Fix
Available

What is CVE-2022-1173?

CVE-2022-1173 is a high-severity cross-site scripting vulnerability in Getgrav Grav, published on 26 Apr 2022. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

stored xss in GitHub repository getgrav/grav prior to 1.7.33.

Weakness: CWE-79

Which versions are affected by CVE-2022-1173?

2 open source packages ship an affected version, including getgrav/grav. It affects 1 product.

PackageAffectedFixed in
getgrav/grav PackagistAll versions1.7.33
getgrav/grav PackagistAll versions1.7.33

Products include Getgrav Grav.

How do I fix CVE-2022-1173?

Upgrade getgrav/grav to 1.7.33 or later.

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-2022-1173 being exploited?

There is no known exploitation of CVE-2022-1173 in the wild and no public exploit code.

All Getgrav Grav vulnerabilities

Sources

Also known as GHSA-3p5m-j98p-c698.

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