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Critical severity9.8NVD Advisory· Published Aug 13, 2026· Updated Aug 14, 2026

CVE-2026-28149

CVE-2026-28149

Description

Unauthenticated PHP Object Injection in Headless Single Sign On <= 1.6 versions.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

1

WordPress/Headless Single Sign Onllm-fuzzy
Range: <=1.6

Patches

Vulnerability mechanics

References

1

patchstack.com/database/wordpress/plugin/headless-single-sign-on/vulnerability/wordpress-headless-single-sign-on-plugin-1-6-php-object-injection-vulnerabilitynvd

News mentions

1

Wordfence Intelligence Weekly WordPress Vulnerability Report (August 10, 2026 to August 16, 2026)
Wordfence Blog · Aug 21, 2026