WebPros cPanel prior 11.134.0.57/11.136.0.41/11.138.0.8 CalDAV/CardDAV permission

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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3.2$0-$5k0.98-

Summaryinfo

A vulnerability labeled as problematic has been found in WebPros cPanel. Impacted is an unknown function of the component CalDAV/CardDAV. Executing a manipulation can lead to permission. This vulnerability is handled as CVE-2026-68490. It is possible to launch the attack on the local host. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in WebPros cPanel and classified as problematic. This vulnerability affects an unknown part of the component CalDAV/CardDAV. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality. CVE summarizes:

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

The advisory is shared for download at support.cpanel.net. This vulnerability was named CVE-2026-68490 since 07/30/2026. The exploitation appears to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1222.

Upgrading to version 11.134.0.57, 11.136.0.41 or 11.138.0.8 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: cPanel 11.134.0.57/11.136.0.41/11.138.0.8

Timelineinfo

07/30/2026 CVE reserved
09/23/2026 +55 days Advisory disclosed
09/23/2026 +0 days VulDB entry created
09/23/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: support.cpanel.net
Status: Confirmed

CVE: CVE-2026-68490 (🔒)
GCVE (CVE): GCVE-0-2026-68490
GCVE (VulDB): GCVE-100-409216

Entryinfo

Created: 09/23/2026 22:26
Changes: 09/23/2026 22:26 (66)
Complete: 🔍
Cache ID: 216::103

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