Yoast SEO <= 17.2 - Full Path Disclosure

2021-10-05 00:00

Fariq Fadillah Gusti Insani (fariqfgi)

Strategic Overview

Status

Patched in 17.3

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

Affected Version< 17.3

CVSS5.3Medium

CVECVE-2021-25118

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

Vulnerability Overview

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.

Technical Analysis

REMEDIATION: Update to version 17.3, or a newer patched version --- IDENTIFIER: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

External References

https://www.cve.org/CVERecord?id=CVE-2021-25118 https://www.wordfence.com/threat-intel/vulnerabilities/id/f162e046-a7d3-4f2c-899d-6c46cb92c8ee

CVSS Vector

5.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityNone

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