CVE-2025-28970

CRITICALNVD 9.89.8—

9.8

Deserialization of Untrusted Data vulnerability in pep.vn WP Optimize By xTraffic wp-optimize-by-xtraffic allows Object Injection.This issue affects WP Optimize By xTraffic: from n/a through <= 5.1.6.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 59.1%
KEV: Not listed

Published

June 27, 2025

Last Modified

April 23, 2026

Advisory Details (1)

Auto-updated May 11, 2026

No patch confirmed yet.

generic Patch Available

PHP Object Injection in WordPress WP Optimize By xTraffic Plugin - Patchstack

https://patchstack.com/database/Wordpress/Plugin/wp-optimize-by-xtraffic/vulnerability/wordpress-wp-optimize-by-xtraffic-5-1-6-php-object-injection-vulnerability?_s_id=cve

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-502Deserialization of Untrusted Data

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 06:10 UTCepss_batch
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Frequently asked(5)

What is CVE-2025-28970?

CVE-2025-28970 is a critical vulnerability published on June 27, 2025. Deserialization of Untrusted Data vulnerability in pep.vn WP Optimize By xTraffic wp-optimize-by-xtraffic allows Object Injection.This issue affects WP Optimize By xTraffic: from n/a through <= 5.1.6.

When was CVE-2025-28970 disclosed?

CVE-2025-28970 was first published in the National Vulnerability Database on June 27, 2025, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-28970 actively exploited?

CVE-2025-28970 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 59.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

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

CVE-2025-28970 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2025-28970?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-28970, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-28970

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

PHP Object Injection in WordPress WP Optimize By xTraffic Plugin - Patchstack

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-28970?

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Last Modified

Advisory Details (1)

Frequently asked(5)

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