What is the CVSS score of CVE-2025-28970?

CVE-2025-28970 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

How to fix or mitigate CVE-2025-28970?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Restrict deserialization to trusted data sources and implement integrity checks.

CVE-2025-28970

EUVD-2025-19269 CRITICAL

Deserialization of Untrusted Data (CWE-502)

2025-06-27 audit@patchstack.com

Deserialization

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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 16, 2026 - 00:16 euvd

EUVD-2025-19269

Analysis Generated

Mar 16, 2026 - 00:16 vuln.today

CVE Published

Jun 27, 2025 - 12:15 nvd

CRITICAL 9.8

DescriptionCVE.org

Deserialization of Untrusted Data vulnerability in pep.vn WP Optimize By xTraffic allows Object Injection. This issue affects WP Optimize By xTraffic: from n/a through 5.1.6.

AnalysisAI

Object injection via unsafe deserialization in the WP Optimize By xTraffic WordPress plugin allows unauthenticated remote attackers to achieve code execution by sending crafted serialized data. All plugin versions up to and including 5.1.6 are affected. No active exploitation or public exploit code has been identified, and EPSS predicts only a 0.13% chance of exploitation.