How to fix EUVD-2025-17502?

Within 24 hours: Identify all WordPress instances running PressGrid theme versions 1.3.1 and below; disable the affected theme and switch to an alternative theme immediately. Within 7 days: Conduct forensic analysis for signs of exploitation (unusual object injection patterns, unexpected code execution); audit user access logs and database for unauthorized changes. Within 30 days: Monitor vendor communication for patch availability; implement network segmentation and WAF rules to restrict theme functionality if continued use is unavoidable; consider replacing the plugin with a maintained alternative.

Is Deserialization affected by EUVD-2025-17502?

A critical deserialization vulnerability (CVE-2025-31429, CVSS 9.8) in PressGrid theme versions up to 1.3.1 allows attackers to inject malicious objects, potentially achieving remote code execution on affected WordPress installations.

EUVD-2025-17502

| CVE-2025-31429 CRITICAL

2025-06-09 [email protected]

9.8

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

EUVD ID Assigned

Mar 14, 2026 - 19:21 euvd

EUVD-2025-17502

Analysis Generated

Mar 14, 2026 - 19:21 vuln.today

CVE Published

Jun 09, 2025 - 16:15 nvd

CRITICAL 9.8

Description

Deserialization of Untrusted Data vulnerability in themeton PressGrid - Frontend Publish Reaction & Multimedia Theme allows Object Injection. This issue affects PressGrid - Frontend Publish Reaction & Multimedia Theme: from n/a through 1.3.1.

Analysis

A deserialization vulnerability (CVSS 9.8). Critical severity with potential for significant impact on affected systems.

Technical Context

CWE-502 (Insecure Deserialization). CVSS 9.8 indicates critical severity with likely remote exploitation vector.

Affected Products

['Unspecified product']

Remediation

Monitor vendor channels for patch availability.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.1

CVSS: +49

POC: 0

EUVD-2025-17502 vulnerability details – vuln.today

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EUVD-2025-17502

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EUVD-2025-17502

CVSS Vector

Lifecycle Timeline

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External POC / Exploit Code