CVE-2024-6497

Name: CVE-2024-6497
Creator: NVD / NIST
Published: 2024-07-20T09:15:10.53+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 10.26%

Last modified Jun 17, 2026

CVE-2024-6497 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The SEO Plugin by Squirrly SEO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘url’ parameter in all versions up to, and including, 12.3.19 due to insufficient input sanitization and output escaping. 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. EPSS estimates a 10.26% chance of exploitation in the next 30 days.

Description

The SEO Plugin by Squirrly SEO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘url’ parameter in all versions up to, and including, 12.3.19 due to insufficient input sanitization and output escaping. 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. CVE-2024-43286 appears to be a duplicate of this issue.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

10.26%

95.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Squirrly	Seo Plugin By Squirrly Seo	< 12.3.20

References

https://plugins.trac.wordpress.org/browser/squirrly-seo/trunk/controllers/Api.php#L267Product
https://plugins.trac.wordpress.org/changeset/3121853/Patch
https://wordpress.org/plugins/squirrly-seo/#developersProduct
https://www.wordfence.com/threat-intel/vulnerabilities/id/bb3aa613-8f34-4d96-8ddf-41fcdcf65c59?source=cveThird Party Advisory
https://nowotarski.info/wordpress-nonce-authorization/Exploit, Third Party Advisory
https://plugins.trac.wordpress.org/browser/squirrly-seo/trunk/controllers/Api.php#L267Product
https://plugins.trac.wordpress.org/changeset/3121853/Patch
https://wordpress.org/plugins/squirrly-seo/#developersProduct
https://www.wordfence.com/threat-intel/vulnerabilities/id/bb3aa613-8f34-4d96-8ddf-41fcdcf65c59?source=cveThird Party Advisory

Timeline

Published: Jul 20, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-6497?

How severe is CVE-2024-6497?

CVE-2024-6497 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 10.26% probability of exploitation in the next 30 days.

How do I fix CVE-2024-6497?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-6497?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST