WebPros cPanel/WP Squared Cpdavd Attachment Download Endpoint unnecessary privileges

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in WebPros cPanel and WP Squared. This affects an unknown part of the component Cpdavd Attachment Download Endpoint. The manipulation leads to unnecessary privileges. This vulnerability is documented as CVE-2026-29205. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in WebPros cPanel and WP Squared (version now known). It has been rated as critical. This issue affects some unknown processing of the component Cpdavd Attachment Download Endpoint. The manipulation with an unknown input leads to a unnecessary privileges vulnerability. Using CWE to declare the problem leads to CWE-250. The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Incorrect privileges management and insufficient path filtering allow to read arbitrary file on the server via the cpdavd attachment download endpoints.

The advisory is shared at support.cpanel.net. The identification of this vulnerability is CVE-2026-29205 since 03/04/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-1538). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • cPanel cPanel/WHM

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.6
CNA Vector (hackerone): 🔒

CVSSv2info

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

Exploitinginfo

Class: Unnecessary privileges
CWE: CWE-250
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/04/2026 CVE reserved
05/14/2026 +70 days Advisory disclosed
05/14/2026 +0 days VulDB entry created
05/17/2026 +3 days VulDB entry last update

Sourcesinfo

Advisory: support.cpanel.net
Status: Confirmed

CVE: CVE-2026-29205 (🔒)
GCVE (CVE): GCVE-0-2026-29205
GCVE (VulDB): GCVE-100-363761
CERT Bund: WID-SEC-2026-1538 - cPanel cPanel/WHM: Mehrere Schwachstellen

Entryinfo

Created: 05/14/2026 05:46
Updated: 05/17/2026 10:23
Changes: 05/14/2026 05:46 (62), 05/17/2026 10:23 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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