donchelo processing-claude-mcp-bridge up to e017b20a4b592a45531a6392f494007f04e661bd create_sketch Tool processing_server.py sketch_name path traversal

Summaryinfo

A vulnerability, which was classified as critical, was found in donchelo processing-claude-mcp-bridge up to e017b20a4b592a45531a6392f494007f04e661bd. The affected element is an unknown function of the file processing_server.py of the component create_sketch Tool. Such manipulation of the argument sketch_name leads to path traversal. This vulnerability is documented as CVE-2026-7216. The attack can be executed remotely. Additionally, an exploit exists. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability was found in donchelo processing-claude-mcp-bridge up to e017b20a4b592a45531a6392f494007f04e661bd and classified as critical. Affected by this issue is some unknown functionality of the file processing_server.py of the component create_sketch Tool. The manipulation of the argument sketch_name with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-7216. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

The exploit is available at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-25972). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/27/2026 Advisory disclosed
04/27/2026 +0 days VulDB entry created
04/28/2026 +1 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Not defined

CVE: CVE-2026-7216 (🔒)
GCVE (CVE): GCVE-0-2026-7216
GCVE (VulDB): GCVE-100-359816
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/27/2026 17:26
Updated: 04/28/2026 07:08
Changes: 04/27/2026 17:26 (59), 04/28/2026 07:08 (1)
Complete: 🔍
Submitter: CPT_Penner
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #802090: donchelo processing-claude-mcp-bridge e017b20a4b592a45531a6392f494007f04e661bd Path Traversal (by CPT_Penner)

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

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