CVE-2026-65642

State: Published
Severity: 8.6 High
Published: Aug 26, 2026
Updated: Aug 27, 2026
Reserved: Jul 22, 2026

Description

Insecure direct object reference in Plesk 18.0.79.7 and earlier or 18.0.80 through 18.0.80.3, allows remote authenticated users to read and modify other customers' databases.

Scores

CVSS	Score	Vector	Source
4.0	8.6 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N	hackerone

Weaknesses

CWE-639 Insecure Direct Object Reference (IDOR)

Affected Products

Product	Versions
PleskWebPros	18.0.79.7 and earlierAffected 18.0.80 to before 18.0.80.4Affected

References

https://support.plesk.com/hc/en-us/articles/42844242102679-Vulnerability-CVE-2026-65642-in-Plesk-s-database-management-interface

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