CVE-2024-4546

Custom Post Type Attachment <= 3.4.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via pdf_attachment Shortcode

Description

The Custom Post Type Attachment plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'pdf_attachment' shortcode in all versions up to, and including, 3.4.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

6.4

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.10%

Affected: avimegladon Custom Post Type Attachment

References

Link	Tags
https://www.wordfence.com/threat-intel/vulnerabilities/id/f6ba2907-36f4-4c4d-9e25-d13d32e28690?source=cve
https://plugins.trac.wordpress.org/changeset/3087121/

Frequently Asked Questions

What is the severity of CVE-2024-4546?: CVE-2024-4546 has been scored as a medium severity vulnerability.
How to fix CVE-2024-4546?: To fix CVE-2024-4546, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-4546 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-4546 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-4546?: CVE-2024-4546 affects avimegladon Custom Post Type Attachment.

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