{"id":"CVE-2026-16957","state":"PUBLISHED","title":"Slim SEO < 4.9.11 - Contributor+ Arbitrary Post Meta Disclosure","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.","publishedAt":"2026-08-09T06:00:11.629Z","updatedAt":"2026-08-11T19:42:48.078Z","severity":{"score":2.7,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Slim SEO"],"affected":[{"vendor":"Unknown","product":"Slim SEO","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.9.11","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/08e8c64b-50a4-4865-a33d-275644dcb850/"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/16xxx/CVE-2026-16957.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16957","state":"PUBLISHED","datePublished":"2026-08-09T06:00:11.629Z","dateUpdated":"2026-08-11T19:42:48.078Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-07-24T08:11:02.717Z"},"containers":{"cna":{"title":"Slim SEO < 4.9.11 - Contributor+ Arbitrary Post Meta Disclosure","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Unknown","product":"Slim SEO","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.9.11","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/08e8c64b-50a4-4865-a33d-275644dcb850/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-639 Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-08-09T06:00:11.629Z"},"credits":[{"lang":"en","value":"Shivamani Vastrala","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":2.7,"attackVector":"NETWORK","baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"HIGH","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-11T19:42:27.583208Z","id":"CVE-2026-16957","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","type":"CWE","lang":"en","description":"CWE-639 Authorization Bypass Through User-Controlled Key"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-11T19:42:48.078Z"}}]}}}