CVE-2024-52292 Craft Allows Attackers to Read Arbitrary System Files

High 7.7 Published Updated

Attackers with template write access can read arbitrary server files via Base64-encoded email exfiltration in Craft CMS.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-52292?

CVE-2024-52292 is a high-severity path traversal vulnerability in Craftcms Craft Cms, published on 13 Nov 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Craft is a content management system (CMS). The dataUrl function can be exploited if an attacker has write permissions on system notification templates. This function accepts an absolute file path, reads the file's content, and converts it into a Base64-encoded string. By embedding this function within a system notification template, the attacker can exfiltrate the Base64-encoded file content through a triggered system email notification. Once the email is received, the Base64 payload can be decoded, allowing the attacker to read arbitrary files on the server. This is fixed in 5.4.9 and 4.12.8.

Weakness: CWE-552, CWE-22

Which versions are affected by CVE-2024-52292?

4 open source packages ship an affected version, including craftcms/cms. It affects 1 product.

PackageAffectedFixed in
craftcms/cms PackagistFrom 3.5.134.12.8
craftcms/cms PackagistFrom 3.5.134.12.8
craftcms/cms PackagistFrom 5.0.0-alpha.15.4.9
craftcms/cms PackagistFrom 5.0.0-alpha.15.4.9

Products include Craftcms Craft Cms.

How do I fix CVE-2024-52292?

Upgrade craftcms/cms to a fixed version for your release line: 4.12.8 or 5.4.9.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2024-52292 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-52292 exists.

All Craftcms Craft Cms vulnerabilities

Sources

Also known as CLSA-2026-1786625623, GHSA-cw6g-qmjq-6w2w.

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