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CVE-2026-66666

MEDIUM 6.9 CVSS 4.0
Published
October 6, 2026
Last modified
October 6, 2026
NVD status
Deferred
Reported by
audit@patchstack.com
Weakness
CWE-201
CVSS vector
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Description

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.

Affected WordPress components

  • wordpress Plugin · wordpress
    Possible match Homeless
    From 6.6 (including) to 6.6.9 (including); From 6.7 (including) to 6.7.9 (including); From 6.8 (including) to 6.8.10 (including); From 6.9 (including) to 6.9.9 (including); From 7.0 (including) to 7.0.6 (including); From 7.1 (including) to 7.1.2 (including)
    View on WordPress.org
  • wordpress Theme · wordpress
    Possible match Homeless
    From 6.6 (including) to 6.6.9 (including); From 6.7 (including) to 6.7.9 (including); From 6.8 (including) to 6.8.10 (including); From 6.9 (including) to 6.9.9 (including); From 7.0 (including) to 7.0.6 (including); From 7.1 (including) to 7.1.2 (including)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Automattic WordPress — From 7.1 (including) to 7.1.2 (including)
  • Automattic WordPress — From 7.0 (including) to 7.0.6 (including)
  • Automattic WordPress — From 6.9 (including) to 6.9.9 (including)
  • Automattic WordPress — From 6.8 (including) to 6.8.10 (including)
  • Automattic WordPress — From 6.7 (including) to 6.7.9 (including)
  • Automattic WordPress — From 6.6 (including) to 6.6.9 (including)

References

  • patchstack.com https://patchstack.com/articles/wordpress-7-1-3-security-release?_s_id=cve
  • patchstack.com https://patchstack.com/database/wordpress/wordpress/wordpress/vulnerability/wordpress-wordpress-wordpress-7-1-2-sensitive-data-exposure-vulnerability?_s_id=cve
  • wordpress.org https://wordpress.org/news/2026/10/wordpress-7-1-3-maintenance-and-security-release/
  • nvd.nist.gov Official NVD record