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CVE-2025-49401

WordPress smart SEO Plugin <= 4.0 - Privilege Escalation Vulnerability

9.8 Critical

Incorrect Privilege Assignment vulnerability in axiomthemes smart SEO smartSEO allows Privilege Escalation.This issue affects smart SEO: from n/a through <= 4.0.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.44%Up 0.4 points since Sep 6, 2025
90%50%10%1%

What each source reports

CVE List Score used9.8

WordPress smart SEO Plugin <= 4.0 - Privilege Escalation Vulnerability

Incorrect Privilege Assignment vulnerability in axiomthemes smart SEO smartSEO allows Privilege Escalation.This issue affects smart SEO: from n/a through <= 4.0.

Record
CVE-2025-49401
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-266
Updated
2026-11-02
EUVDEUVD-2025-272609.8

Incorrect Privilege Assignment vulnerability in axiomthemes smart SEO smartSEO allows Privilege Escalation.This issue affects smart SEO: from n/a through <= 4.0.

Record
EUVD-2025-27260
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-cgxm-32gj-cgq29.8

Deserialization of Untrusted Data vulnerability in ExpressTech Systems Quiz And Survey Master...

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.

Record
GHSA-cgxm-32gj-cgq2
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-266, CWE-502
Updated
2026-11-02
NVD9.8

Incorrect Privilege Assignment vulnerability in axiomthemes smart SEO smartSEO allows Privilege Escalation.This issue affects smart SEO: from n/a through <= 4.0.

Record
CVE-2025-49401
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-266
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-49401 is a critical vulnerability (CVSS 9.8) in Axiomthemes Smart Seo, published September 5, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. No source names a fixed version.

References

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