CVE-2025-66430

Plesk 18.0 has Incorrect Access Control.

CVSS 3.1

9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS

0.6% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-25)

CWE

CWE-284

Published

2025-12-12

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• plesk:plesk

References

• https://docs.plesk.com/release-notes/obsidian/whats-new/
• https://support.plesk.com/hc/en-us/articles/36261922405015--CVE-2025-66430-Security-vulnerability-in-Password-Protected-Directories-allows-Plesk-users-to-gain-root-level-access-to-a-Plesk-server

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