What is the CVSS score of CVE-2026-27056?

CVE-2026-27056 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%.

Which versions of StellarWP are affected by CVE-2026-27056?

Organizations using Missing Authorization vulnerability in StellarWP iThemes Sync ithemes-sync should be aware of moderate risk from CVE-2026-27056, a missing authorization vulnerability rated CVSS…

How to fix or mitigate CVE-2026-27056?

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

StellarWP CVE-2026-27056

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 StellarWP iThemes Sync ithemes-sync allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects iThemes Sync: from n/a through <= 3.2.8.

AnalysisAI

Improper access control in StellarWP iThemes Sync through version 3.2.8 allows authenticated attackers to modify data they should not have permission to access. An attacker with valid login credentials could exploit misconfigured authorization checks to perform unauthorized modifications within the plugin. No patch is currently available for this vulnerability.

Technical ContextAI

Classified as CWE-862 (Missing Authorization). Affects StellarWP iThemes Sync ithemes-sync. Missing Authorization vulnerability in StellarWP iThemes Sync ithemes-sync allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects iThemes Sync: from n/a through <= 3.2.8.