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    CVE-2026-68492

    An untrusted search path vulnerability in Plesk from 18.0.34 before 18.0.80.8 and 18.0.81 before 18.0.81.1 allows remote authenticated users to execute arbitrary code as root via the "Plesk RESTful API" extension from 2.4.2 before 2.4.7.

    Published:Sep 23, 2026
    Last Modified:Sep 24, 2026
    EPS:Sep 23, 2026
    EPSS Score:0.00354
    CVSS Score:8.7

    Affected Products

    Vendor
    Webpros
    Product
    Plesk
    Vendor
    Webpros
    Product
    Plesk Extension "plesk Restful Api"

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-426 Untrusted Search Path

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-38 Leveraging/Manipulating Configuration File Search Paths

    Related CVEs

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    CVE-2026-68488 (CVSS 9.9) — A Time-of-check Time-of-use (TOCTOU) race condition leading to insecure symlink following in Plesk causes loca…
    CVE-2026-67397 (CVSS 8.5) — Path traversal in Plesk 18.0.79.9 and earlier and 18.0.80 through 18.0.80.5 allows local users to execute arbi…
    CVE-2026-67394 (CVSS 9) — A critical local privilege escalation via OS command injection vulnerability has been discovered in Plesk for …
    CVE-2026-65642 (CVSS 8.6) — Insecure direct object reference in Plesk 18.0.79.7 and earlier or 18.0.80 through 18.0.80.3, allows remote au…
    CVE-2026-65646 (CVSS 9.9) — Improper neutralization of special elements in in Plesk's DNS zone management functionality allows remote auth…
    CVE-2026-64639 (CVSS 9.3) — Incorrect database cloning process in Plesk from 18.0.52 before 18.0.79.6 and 18.0.80.2 allows a low-privilege…
    CVE-2026-64637 (CVSS 9.9) — Improper privilege management in the XML-RPC API of Plesk before 18.0.80, allows an authenticated reseller to …
    CVE-2026-64636 (CVSS 7.7) — An SQL injection vulnerability in Plesk Obsidian up to 18.0.80 for Linux and Windows allows an authenticated u…
    CVE-2026-58046 (CVSS 9.9) — Improper neutralization in the Plesk XML-RPC API allows a remote authenticated low-privileged user to perform …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High