CVE-2025-49401

WordPress smart SEO Plugin <= 4.0 - Privilege Escalation Vulnerability

Published Sep 5, 2025 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Incorrect Privilege Assignment vulnerability in axiomthemes smart SEO smartSEO allows Privilege Escalation.This issue affects smart SEO: from n/a through <= 4.0.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-27260 Deserialization of Untrusted Data vulnerability in ExpressTech Systems Quiz And Survey Master allows Object Injection. This issue affects Quiz And Survey Master: from n/a through 10.2.5.
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Description Deserialization of Untrusted Data vulnerability in ExpressTech Systems Quiz And Survey Master allows Object Injection. This issue affects Quiz And Survey Master: from n/a through 10.2.5. Incorrect Privilege Assignment vulnerability in axiomthemes smart SEO smartSEO allows Privilege Escalation.This issue affects smart SEO: from n/a through <= 4.0.
Title WordPress Quiz And Survey Master Plugin <= 10.2.5 - PHP Object Injection Vulnerability WordPress smart SEO Plugin <= 4.0 - Privilege Escalation Vulnerability
Weaknesses CWE-502 CWE-266
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Expresstech
Expresstech quiz And Survey Master
Wordpress
Wordpress wordpress
Vendors & Products Expresstech
Expresstech quiz And Survey Master
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Description Deserialization of Untrusted Data vulnerability in ExpressTech Systems Quiz And Survey Master allows Object Injection. This issue affects Quiz And Survey Master: from n/a through 10.2.5.
Title WordPress Quiz And Survey Master Plugin <= 10.2.5 - PHP Object Injection Vulnerability
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Apr 28, 2026, 4:13 PM
Reserved
Jun 4, 2025, 3:44 PM
Status
Deferred
Published
Sep 5, 2025, 5:15 PM
Modified
Jun 17, 2026, 9:31 AM