Description
Unauthenticated PHP Object Injection in Headless Single Sign On <= 1.6 versions.
Published: 2026-08-13
Score: 9.8 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

Update the WordPress Headless Single Sign On plugin to the latest available version (at least 1.6.1).

Tracking

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Advisories

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History

Thu, 13 Aug 2026 14:00:00 +0000

Type Values Removed Values Added
Description Unauthenticated PHP Object Injection in Headless Single Sign On <= 1.6 versions.
Title WordPress Headless Single Sign On plugin <= 1.6 - 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'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-08-13T15:23:45.729Z

Reserved: 2026-02-25T12:14:24.000Z

Link: CVE-2026-28149

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-13T14:16:58.070

Modified: 2026-08-13T14:16:58.070

Link: CVE-2026-28149

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses