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CVE-2024-4455: The YITH WooCommerce Ajax Search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘it

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HIGH 7.2REMOTEUPGRADE

CVE-2024-4455 is a high-severity flaw (CVSS 7.2) affecting yith woocommerce ajax search. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The YITH WooCommerce Ajax Search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘item’ parameter in versions up to, and including, 2.4.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Why this priority

  • High severity
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score7.2 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance1.0% (top 37%)
CISA exploited listNo
WeaknessCWE-79
Published2024-05-24
Last modified2026-06-17
Publisher (CNA): Wordfence · Vendor: yithemes

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

Am I affected?

Timeline

yithemes yith woocommerce ajax search UPGRADE
Affected: < 2.4.1
Fixed in: 2.4.1
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy yith-woocommerce-ajax-search || rpm -q yith-woocommerce-ajax-search || yith-woocommerce-ajax-search --version
2. UPGRADE to 2.4.1 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade yith-woocommerce-ajax-search
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade yith-woocommerce-ajax-search
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

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-2024-4455?

yith woocommerce ajax search: upgrade to 2.4.1. Exact commands for each OS are on this page.

Is CVE-2024-4455 being exploited?

CVE-2024-4455 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-2024-4455 affect?

CVE-2024-4455 affects yith woocommerce ajax search. Severity is high (CVSS 7.2). The YITH WooCommerce Ajax Search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘item’ parameter in versions up to, and including, 2.4.0 due to insufficient input sanitization and output escaping. This makes it po

How urgent is CVE-2024-4455?

Priority 46/100. High severity; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities · WooCommerce vulnerabilities

Related CVEs

References

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