CVE-2026-68490

Local User Access to Other Accounts' CalDAV and CardDAV Data via Permission Misassignment

Published Sep 23, 2026 CVSS 4.0 · 8.2 High EPSS < 1% KEV · Not listed
Description
Incorrect permission assignment allows local users to obtain sensitive CalDAV/CardDAV information belonging to other accounts.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Webpros
Webpros cpanel
Vendors & Products Webpros
Webpros cpanel
Type Values Removed Values Added
Title Local User Access to Other Accounts' CalDAV and CardDAV Data via Permission Misassignment
Type Values Removed Values Added
Description Incorrect permission assignment allows local users to obtain sensitive CalDAV/CardDAV information belonging to other accounts.
Weaknesses CWE-732
References
Metrics cvssV4_0

{'score': 8.2, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Sep 24, 2026, 2:28 PM
Reserved
Jul 30, 2026, 3:00 PM
Status
Awaiting Analysis
Published
Sep 23, 2026, 8:17 PM
Modified
Sep 24, 2026, 9:16 PM