VulnerabilityAwaiting Analysis

CVE-2026-68487

Path traversal in Plesk's Backup Manager causes arbitrary file write as root by an authenticated customer.

CRITICAL 9.9EPSS 0.36%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Path traversal in Plesk's Backup Manager causes arbitrary file write as root by an authenticated customer.

CVSS 3.0: 9.9 CRITICALCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS: 0.36% probability · 30th percentile
CISA KEV: Not listed
Weakness: CWE-36
Source: support@hackerone.com

References

https://support.plesk.com/hc/en-us/articles/43248841638551-Vulnerability-in-Plesk-s-Backup-Manager-unsigned-backup-header-allows-path-traversal

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.