CVE-2026-68492

Description

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.

Overview

State: PUBLISHED
Assigner (CNA): hackerone
CVSS severity: HIGH
CVSS score: 8.7 / 10
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Effective score: 8.7 / 10 HIGH source: CNA overview
CWE(s): CWE-426
Reserved: 2026-07-30
Published: 2026-09-23 19:52 UTC
Last updated: 2026-09-23 19:52 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/68xxx/CVE-2026-68492.json
Linked Threat: CVE-2026-68492 — CVE-2026-68492

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-09-23 20:17:13 UTC
NVD last modified: 2026-09-23 20:17:13 UTC

Affected products (2)

Vendor	Product	Versions	Platforms
WebPros	Plesk	`18.0.34` (affected), `18.0.81` (affected)	—
WebPros	Plesk extension "Plesk RESTful API"	`2.4.2` (affected)	—

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

https://support.plesk.com/hc/en-us/articles/43644058632983

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (1)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://support.plesk.com/hc/en-us/articles/43644058632983 support@hackerone.com

AI Forensic Analysis

Only Available for Registered Users. Sign in to view.

Raw JSON

The full cvelistV5 record. Download as CVE-2026-68492.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Plesk",
          "vendor": "WebPros",
          "versions": [
            {
              "lessThan": "18.0.80.8",
              "status": "affected",
              "version": "18.0.34",
              "versionType": "semver"
            },
            {
              "lessThan": "18.0.81.1",
              "status": "affected",
              "version": "18.0.81",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Plesk extension \"Plesk RESTful API\"",
          "vendor": "WebPros",
          "versions": [
            {
              "lessThan": "2.4.7",
              "status": "affected",
              "version": "2.4.2",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Ali Mustafa (rz1027)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-426",
              "description": "CWE-426 Untrusted Search Path",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-23T19:52:47.192Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "url": "https://support.plesk.com/hc/en-us/articles/43644058632983"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2026-68492",
    "datePublished": "2026-09-23T19:52:47.192Z",
    "dateReserved": "2026-07-30T15:00:00.609Z",
    "dateUpdated": "2026-09-23T19:52:47.192Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}