CVE-2024-1245 Concrete CMS version 9 before 9.2.5 is vulnerable to stored XSS in file tags and description attributes
A rogue administrator can inject malicious scripts into file attributes, leading to stored XSS execution when other administrators view the file.
- 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
- Available
What is CVE-2024-1245?
CVE-2024-1245 is a low-severity cross-site scripting vulnerability in Concretecms Concrete Cms, published on 9 Feb 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Concrete CMS version 9 before 9.2.5 is vulnerable to stored XSS in file tags and description attributes since administrator entered file attributes are not sufficiently sanitized in the Edit Attributes page. A rogue administrator could put malicious code into the file tags or description attributes and, when another administrator opens the same file for editing, the malicious code could execute. The Concrete CMS Security team scored this 2.4 with CVSS v3 vector AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N.
Which versions are affected by CVE-2024-1245?
2 open source packages ship an affected version, including concrete5/concrete5. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
concrete5/concrete5 Packagist | From 9.0.0RC1 | 9.2.5 |
concrete5/concrete5 Packagist | From 9.0.0RC1 | 9.2.5 |
Products include Concretecms Concrete Cms.
How do I fix CVE-2024-1245?
Upgrade concrete5/concrete5 to 9.2.5 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-2024-1245 being exploited?
There is no known exploitation of CVE-2024-1245 in the wild and no public exploit code.
Other vulnerabilities in Concretecms Concrete Cms
- CVE-2023-48648 Concrete CMS allows unauthorized access because directories can be created with insecure permissions
- CVE-2022-21829 Code injection in concrete CMS
- CVE-2021-22958 Server-Side Request Forgery vulnerability in concrete5
- CVE-2021-40098 Path traversal in n/a
- CVE-2026-8134 Concrete CMS Vulnerable to Relative Path Traversal
Sources
Also known as GHSA-mgp6-j658-vcw9.