CVE-2026-66666WordPress Core <= 7.1.2 - Unauthenticated Sensitive Data Exposure of Comments on Private and Unpublished Posts via Comment Feed vulnerability
Updated under an hour ago ()
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Insertion of Sensitive Information Into Sent Data vulnerability in Automattic WordPress allows Retrieve Embedded Sensitive Data. This issue affects WordPress: from 7.1 through 7.1.2, from 7.0 through 7.0.6, from 6.9 through 6.9.9, from 6.8 through 6.8.10, from 6.7 through 6.7.9, and from 6.6 through 6.6.9.
- CVSS
- 6.9 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-201
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Patchstack
- NVD analysis
- Deferred
- Record last updated
- Oct 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Automattic WordPress automattic:wordpress (from the name) | from 7.1 through 7.1.2; fixed at 7.1.3; from 7.0 through 7.0.6; fixed at 7.0.7; from 6.9 through 6.9.9; fixed at 6.9.10; from 6.8 through 6.8.10; fixed at 6.8.11; from 6.7 through 6.7.9; fixed at 6.7.10; from 6.6 through 6.6.9; fixed at 6.6.10 | CNA record |
References
- https://patchstack.com/database/wordpress/wordpress/wordpress/vulnerability/wordpress-wordpress-wordpress-7-1-2-sensitive-data-exposure-vulnerability?_s_id=cvevdb-entry
- https://wordpress.org/news/2026/10/wordpress-7-1-3-maintenance-and-security-release/release-notes
- https://patchstack.com/articles/wordpress-7-1-3-security-release?_s_id=cverelated
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.