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Δ / VULNERABILITY RECORD

CVE-2026-66666.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSMEDIUM / 6.9CVSS 4.0 · audit@patchstack.com
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSDeferredModified Oct 06, 2026

Disclosure summary

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.

Source-reported weakness categories

CWE-201

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST National Vulnerability Database · NVD-CVE-2026-66666

Open original source · Updated Oct 06, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

PUBLISHED 2026-10-06T14:16:55-04:00
MODIFIED 2026-10-06T17:17:20-04:00
INGESTED 2026-10-10T20:50:03-04:00