CVE-2024-6497: The SEO Plugin by Squirrly SEO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘url’

Q: How do I fix CVE-2024-6497?

seo plugin by squirrly seo: upgrade to 12.3.20. Exact commands for each OS are on this page.

Q: Is CVE-2024-6497 being exploited?

CVE-2024-6497 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-6497 affect?

CVE-2024-6497 affects seo plugin by squirrly seo. Severity is high (CVSS 8.8). 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

Q: How urgent is CVE-2024-6497?

Priority 60/100. High severity; EPSS top 4%: very likely to be exploited; Public exploit reference

This week

HIGH 8.8UPGRADE

CVE-2024-6497 is a high-severity flaw (CVSS 8.8) affecting seo plugin by squirrly seo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

High severity
EPSS top 4%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	11.0% (top 4%)
CISA exploited list	No
Weakness	CWE-89, CWE-79
Published	2024-07-20
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: squirrly

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-07-20 09:15 UTCPublished CVE record published
2026-06-17 08:18 UTCUpdated Record last modified

squirrly seo plugin by squirrly seo UPGRADE

Affected: < 12.3.20

Fixed in: 12.3.20

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy seo-plugin-by-squirrly-seo || rpm -q seo-plugin-by-squirrly-seo || seo-plugin-by-squirrly-seo --version

2. UPGRADE to 12.3.20 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade seo-plugin-by-squirrly-seo

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade seo-plugin-by-squirrly-seo

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-6497?

seo plugin by squirrly seo: upgrade to 12.3.20. Exact commands for each OS are on this page.

Is CVE-2024-6497 being exploited?

CVE-2024-6497 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-6497 affect?

CVE-2024-6497 affects seo plugin by squirrly seo. Severity is high (CVSS 8.8). 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

How urgent is CVE-2024-6497?

Priority 60/100. High severity; EPSS top 4%: very likely to be exploited; Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2025-24654 HIGH 7.1 UPGRADE Missing Authorization vulnerability in SEO Squirrly SEO Plugin by Squirrly SEO squirrly-seo.This issue affects
CVE-2025-22783 HIGH 8.5 UPGRADE Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in SEO Squi
CVE-2025-1768 MEDIUM 6.5 UPGRADE The SEO Plugin by Squirrly SEO plugin for WordPress is vulnerable to blind SQL Injection via the 'search' para
CVE-2024-43286 HIGH 8.5 UPGRADE Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Squirrly
CVE-2024-29790 HIGH 7.1 UPGRADE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Squirrly

References

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