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CVE-2026-68490

📛 CVE Title

CVE-2026-68490

⬇ Download JSON ⚠ View as Threat

Description

Incorrect permission assignment allows local users to obtain sensitive CalDAV/CardDAV information belonging to other accounts.

Overview

State
PUBLISHED
Assigner (CNA)
hackerone
CVSS severity
HIGH
CVSS score
CVSS 8.2 / 10 8.2 8.2 / 10
CVSS vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
Effective score
8.2 / 10 HIGH source: CNA overview
CWE(s)
CWE-732
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-2026-68490.json
Linked Threat
CVE-2026-68490 — CVE-2026-68490

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

NVD / KEV / EPSS data refreshed 2026-09-24 04:36 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID
EUVD-2026-85620
Assigner
hackerone
Published
Sep 23, 2026, 7:52:47 PM
Updated
Sep 23, 2026, 7:52:47 PM
EUVD base score (CVSS 4.0)
8.2 / 10
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
EUVD-reported EPSS
0.0000
Vendors
WebPros
Products
cPanel (11.136.0.0 <11.136.0.41)
cPanel (11.120.0.0 <11.134.0.57)
cPanel (11.138.0.0 <11.138.0.8)
Aliases
GHSA-3mfr-vp2j-wj65

ENISA description: Incorrect permission assignment allows local users to obtain sensitive CalDAV/CardDAV information belonging to other accounts.

EUVD references (1)

Affected products (1)
VendorProductVersionsPlatforms
WebPros cPanel 11.120.0.0 (affected), 11.136.0.0 (affected), 11.138.0.0 (affected), 11.134.0.57 (unaffected), 11.136.0.41 (unaffected), 11.138.0.8 (unaffected) —

Vendor references (1)

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

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.

Remediations (10)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

  • CVE-2026-68490 - Vulnerability Details - OpenCVE
    web:app.opencve.io

    Remediation No vendor fix or workaround currently provided. OpenCVE Recommended Actions Apply the cPanel security update that corrects the incorrect permission assignment for CalDAV/CardDAV access as recommended by the vendor.

    2026-09-24 11:13 UTC
  • Identify and remediate vulnerabilities for CVE-2026-19490
    web:docs.netscaler.com

    Remediate CVE - 2026 -19490 For CVE - 2026 -19490 impacted NetScaler instances, the remediation is a single-step process and you need to upgrade the vulnerable NetScaler instances to a release and build that has the fix . In the GUI, under CVE Detection > Impacted Instances, select the instances and click Proceed to upgrade workflow.

    2026-09-24 11:13 UTC
  • CVE-2026-68490 - Exploits & Severity - Feedly
    web:feedly.com

    Mitigation Update cPanel to version 11.134..57 or later (for 11.120.. branch), 11.138..8 or later (for 11.138.. branch), or 11.136..41 or later (for 11.136.. branch). Review file permissions on CalDAV/CardDAV data directories to ensure proper access controls are in place until patches can be applied.

    2026-09-24 11:13 UTC
  • Security Update Guide - Microsoft
    web:msrc.microsoft.com

    The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.

    2026-09-24 11:13 UTC
  • Microsoft Patch Tracker (September 2026): Exploit-Ranked | Senserva
    web:senserva.com

    Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

    2026-09-24 11:13 UTC
  • Security: CVE-2026-68490 Vulnerability in cPanel's CalDAV/CardDAV ...
    web:support.cpanel.net

    SituationA permissions issue could allow a local user on the same server to access calendar and contact data belonging to other accounts. Affected Product Versions Product Affected Versions ...

    2026-09-24 11:13 UTC
  • March 10, 2026—Hotpatch KB5079420 (OS Builds 26200.7979 and 26100.7979 ...
    web:support.microsoft.com

    This Hotpatch update for Windows 11, version 25H2 and 24H2 (KB5079420), improves functionality, performance, and reliability. To learn more about differences between security updates, optional non-security preview updates, out-of-band (OOB) updates, and continuous innovation, see Windows monthly updates explained. For information on Windows update terminology, see the different types of ...

    2026-09-24 11:13 UTC
  • CVE-2026-68490 - Detail CVSS, EPSS & CISA Kev | CVE Find
    web:www.cvefind.com

    Full details for CVE-2026-68490 : technical description, impact, CVSS/EPSS scores, linked CWE, CAPEC, affected CPEs, disclosure date, and mitigation options.

    2026-09-24 11:13 UTC
  • Oracle Critical Patch Update Advisory - April 2026
    web:www.oracle.com

    This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

    2026-09-24 11:13 UTC
  • Oracle Critical Patch Update Advisory - July 2026
    web:www.oracle.com

    This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.

    2026-09-24 11:13 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-68490.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "cPanel",
          "vendor": "WebPros",
          "versions": [
            {
              "lessThan": "11.134.0.57",
              "status": "affected",
              "version": "11.120.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.136.0.41",
              "status": "affected",
              "version": "11.136.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.138.0.8",
              "status": "affected",
              "version": "11.138.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.134.0.57",
              "status": "unaffected",
              "version": "11.134.0.57",
              "versionType": "semver"
            },
            {
              "lessThan": "11.136.0.41",
              "status": "unaffected",
              "version": "11.136.0.41",
              "versionType": "semver"
            },
            {
              "lessThan": "11.138.0.8",
              "status": "unaffected",
              "version": "11.138.0.8",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Ali Mustafa (rz1027)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Incorrect permission assignment allows local users to obtain sensitive CalDAV/CardDAV information belonging to other accounts."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-732",
              "description": "CWE-732 Incorrect Permission Assignment for Critical Resource",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-23T19:52:47.162Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "url": "https://support.cpanel.net/hc/en-us/articles/43502940099991"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2026-68490",
    "datePublished": "2026-09-23T19:52:47.162Z",
    "dateReserved": "2026-07-30T15:00:00.609Z",
    "dateUpdated": "2026-09-23T19:52:47.162Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}