WP Compress <= 6.30.30 - Unauthenticated Broken Authentication

2025-07-03 00:00

Trương Hữu Phúc (truonghuuphuc)

Strategic Overview

Status

Patched in 6.30.31

Affected PluginWP Compress – Instant Performance & Speed Optimization

Affected Version<= 6.30.30

CVSS7.3High

CVECVE-2025-47479

View all WP Compress – Instant Performance & Speed Optimization vulnerabilities

Vulnerability Overview

The WP Compress – Instant Performance & Speed Optimization plugin for WordPress is vulnerable to broken authentication in all versions up to, and including, 6.30.30. This makes it possible for unauthenticated attackers to access functionality they should not have access to.

Technical Analysis

REMEDIATION: Update to version 6.30.31, or a newer patched version --- IDENTIFIER: CWE-287 (Improper Authentication) When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

External References

https://www.cve.org/CVERecord?id=CVE-2025-47479 https://www.wordfence.com/threat-intel/vulnerabilities/id/facb9fd5-86e7-4dc1-affc-eae7aeae5631

CVSS Vector

7.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityLow
AvailabilityLow

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