CVE-2024-4269 SVG Block < 1.1.20 - Author+ Stored XSS via SVG File Upload

Medium 6.1 Published Updated

Authors can upload malicious SVG files to execute stored XSS attacks in the SVG Block WordPress plugin.

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-2024-4269?

CVE-2024-4269 is a medium-severity cross-site scripting vulnerability in Unknown SVG Block, published on 13 Jul 2024. 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

The SVG Block WordPress plugin before 1.1.20 does not sanitize SVG file contents, which enables users with at least the author role to SVG with malicious JavaScript to conduct Stored XSS attacks.

Weakness: CWE-79

Which versions are affected by CVE-2024-4269?

It affects 1 product.

Products include Boldblocks Svg Block.

How do I fix CVE-2024-4269?

No fix has been published for CVE-2024-4269 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-2024-4269 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-4269 exists.

Sources

Also known as GHSA-64h4-j9cq-c2v4.

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