CVE-2024-55451 Cross-site scripting in n/a
Authenticated attackers can execute arbitrary JavaScript in other backend users' browsers via malicious SVG uploads, potentially stealing sensitive tokens.
- 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-2024-55451?
CVE-2024-55451 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 Dec 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
A Stored Cross-Site Scripting (XSS) vulnerability exists in authenticated SVG file upload and viewing functionality in UJCMS 9.6.3. The vulnerability arises from insufficient sanitization of embedded attributes in uploaded SVG files. When a maliciously crafted SVG file is viewed by other backend users, it allows authenticated attackers to execute arbitrary JavaScript in the context of other backend users' browsers, potentially leading to the theft of sensitive tokens.
Weakness: CWE-79
Which versions are affected by CVE-2024-55451?
It affects 1 product.
Products include Ujcms Ujcms.
How do I fix CVE-2024-55451?
No fix has been published for CVE-2024-55451 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-2024-55451 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-55451 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-f3g2-9hcq-jr47.