PostX <= 4.1.35 - Authenticated (Editor+) Privilege Escalation

2025-08-29 00:00

Denver Jackson

Strategic Overview

Status

Patched in 4.1.36

Affected PluginPost Grid Gutenberg Blocks – PostX

Affected Version<= 4.1.35

CVSS7.2High

CVECVE-2025-55707

View all Post Grid Gutenberg Blocks – PostX vulnerabilities

Vulnerability Overview

The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 4.1.35. This makes it possible for authenticated attackers, with Editor-level access and above, to elevate their privileges.

Technical Analysis

REMEDIATION: Update to version 4.1.36, or a newer patched version --- IDENTIFIER: CWE-269 (Improper Privilege Management) The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

External References

https://www.cve.org/CVERecord?id=CVE-2025-55707 https://www.wordfence.com/threat-intel/vulnerabilities/id/08ad76c6-8e63-4015-b0d9-5699f24f36ca

CVSS Vector

7.2

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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