CVE WatchNov 3, 2026

CVE-2026-121509

A security flaw has been discovered in Headless CMS Plugin up to 2.0.4 on WordPress. This affects the function get_required_post_data of the

CVSS

5.3

Medium

EPSS

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KEV

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Exploit Today

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0-100

Published: Nov 3, 2026 · Last modified: Nov 3, 2026 · CWE-200 · CWE-284

EPSS · 30d

Not enough EPSS history yet.

Technical description

A security flaw has been discovered in Headless CMS Plugin up to 2.0.4 on WordPress. This affects the function get_required_post_data of the file /wp-json/rae/v1/post of the component REST API. The manipulation of the argument post_id/post_slug results in information disclosure. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Official references

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