The Slim SEO WordPress plugin before 4.9.11 does not restrict a post-meta preview feature to posts the user is allowed to edit, verifying only read access, allowing users with the Contributor role to read arbitrary post meta, including protected and private keys, of published posts they do not own, including password-protected posts and posts of non-public post types.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 11 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-639
Metrics cvssV3_1

{'score': 2.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 09 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Description The Slim SEO WordPress plugin before 4.9.11 does not restrict a post-meta preview feature to posts the user is allowed to edit, verifying only read access, allowing users with the Contributor role to read arbitrary post meta, including protected and private keys, of published posts they do not own, including password-protected posts and posts of non-public post types.
Title Slim SEO < 4.9.11 - Contributor+ Arbitrary Post Meta Disclosure
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-11T19:42:48.078Z

Reserved: 2026-07-24T08:11:02.717Z

Link: CVE-2026-16957

cve-icon Vulnrichment

Updated: 2026-08-11T19:42:44.258Z

cve-icon NVD

Status : Received

Published: 2026-08-09T06:17:55.643

Modified: 2026-08-11T20:17:33.070

Link: CVE-2026-16957

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T09:30:07Z

Weaknesses