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THREAT OPS › Threat News › [NVD] CVE-2026-16957 — 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 po

[NVD] CVE-2026-16957 — 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 po

mednvdPublished 2026-08-09

CVE-2026-16957 CVSS: None Published: 2026-08-09T06:17:55.643

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 a

MITRE ATT&CK techniques

Private KeysT1552.004

Indicators of compromise

CVE-2026-16957cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-16957