Reported vulnerability

Yoast SEO <= 17.2 - Full Path Disclosure

Q: Which versions of Yoast SEO – Advanced SEO with real-time guidance and built-in AI are affected?

Wordfence lists these affected versions: Start version unspecified, before 17.3. Use the version checker above to compare your installed release with this report.

Q: Is a fix available for Yoast SEO – Advanced SEO with real-time guidance and built-in AI?

Wordfence reports a fix for this issue in Yoast SEO – Advanced SEO with real-time guidance and built-in AI. It lists these fixed versions: 17.3. Back up your website and test the recommended update before applying it to your live site.

Q: Where can I find my installed plugin version?

In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.

Published 5 Oct 2021

Updated 22 Jan 2024

CVE-2021-25118

Compare your installed software with the affected versions below. Follow the source’s remediation guidance and test an available update after taking a backup. A database entry describes a reported issue; it does not establish whether a particular website has been compromised.

Does this affect my version?

Check your installed version against this advisory. This compares the report’s version ranges and does not scan your website.

Wordfence advisory

medium · CVSS 5.3

The Yoast SEO plugin for WordPress is vulnerable to Sensitive Data Exposure in versions up to, and including, 17.2 via the /wp/v2/posts REST endpoints that discloses the full internal path of featured images from posts. This makes it possible for unauthenticated attackers to extract sensitive data which consists of full site path information which can be used to exploit other vulnerabilities.

Severity vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Yoast SEO – Advanced SEO with real-time guidance and built-in AI

Software: plugin · wordpress-seo
Affected versions: Start version unspecified, before 17.3
Fix availability: Fix available
Fixed versions: 17.3

Recommended action

Update to version 17.3, or a newer patched version

Further references (1)

wordfence.com/threat-intel/vulnerabilities/id/f162e046-a7d3-4f2c-899d-6c46cb92c8ee?source=api-prod

Data sources and licences

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CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Read licence terms

Source: Wordfence

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Questions about this vulnerability

Which versions of Yoast SEO – Advanced SEO with real-time guidance and built-in AI are affected?

Wordfence lists these affected versions: Start version unspecified, before 17.3. Use the version checker above to compare your installed release with this report.

Is a fix available for Yoast SEO – Advanced SEO with real-time guidance and built-in AI?

Wordfence reports a fix for this issue in Yoast SEO – Advanced SEO with real-time guidance and built-in AI. It lists these fixed versions: 17.3. Back up your website and test the recommended update before applying it to your live site.

Where can I find my installed plugin version?

In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.

Does an affected version mean my website has been hacked?

An affected version means the installed release matches a vulnerability described in this report. It does not show whether anyone has exploited it on your website. The checker compares version numbers with stored reports; it does not inspect your website.

These reports cover at least one of the same plugins, themes or WordPress core. Check each report’s affected versions separately.

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