wordpress: Insertion of Sensitive Information Into Sent Data vulnerability in Automattic WordPress allows Retrieve Embedded Sens...
CVE-2026-66666 is fixed in wordpress on 1 platform, first by DEBIAN-CVE-2026-66666, released October 18, 2026. It is not reported as exploited. Patch Radar priority: Routine.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| wordpress · Debian 13.5 (trixie) | 6.8.12+dfsg1-0+deb13u1 | DEBIAN-CVE-2026-66666 | Oct 18, 2026 |
| wordpress · Debian 14 | 7.1.3+dfsg1-1 | DEBIAN-CVE-2026-66666 | Oct 18, 2026 |
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