What is the CVSS score of CVE-2026-25308?

CVE-2026-25308 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.0%.

How to fix or mitigate CVE-2026-25308?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

CVE-2026-25308

MEDIUM

Missing Authorization (CWE-862)

2026-02-19 audit@patchstack.com

Authentication Bypass

4.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:03 vuln.today

CVE Published

Feb 19, 2026 - 09:16 nvd

MEDIUM 4.3

DescriptionCVE.org

Missing Authorization vulnerability in wp.insider Simple Membership simple-membership allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Simple Membership: from n/a through <= 4.6.9.

AnalysisAI

Improper access control in wp.insider Simple Membership plugin versions 4.6.9 and earlier allows authenticated users to bypass security level restrictions and modify content they should not have access to. An attacker with valid credentials can exploit misconfigured access controls to escalate privileges within the plugin. No patch is currently available for this vulnerability.

Technical ContextAI

Classified as CWE-862 (Missing Authorization). Affects wp.insider Simple Membership simple-membership. Missing Authorization vulnerability in wp.insider Simple Membership simple-membership allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Simple Membership: from n/a through <= 4.6.9.