CVE-2024-8253

Post Grid and Gutenberg Blocks 2.2.87 - 2.2.90 - Authenticated (Subscriber+) Privilege Escalation

HIGH
8.8
CVSS Score
Published: September 11, 2024 at 03:31 AM UTC
Updated: June 17, 2026 at 08:22 AM UTC
1 product affected across 1 vendorPost Grid

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Severity
HIGH8.8
Exploit prediction
EPSS 9%
SSVC
No known exploit

Description

The Post Grid and Gutenberg Blocks plugin for WordPress is vulnerable to privilege escalation in all versions 2.2.87 to 2.2.90. This is due to the plugin not properly restricting what user meta values can be updated and ensuring a form is active. This makes it possible for authenticated attackers, with subscriber-level access and above, to update their user meta to become an administrator.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Post Grid· Pickpluginswordpress-plugin
95%
2.2.87 ≤ v ≤ 2.2.902.2.87 ≤ v < 2.2.912.2.87
Affected range stops below 2.2.91, so it looks safe — our inference, not a vendor statement

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHWordfence
Vector?

Quick Info

StatusANALYZED
CWE
CWE-266NVD-CWE-noinfo

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