tufantunc ssh-mcp up to 1.5.0 src/index.ts shell.write Description command injection

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k1.43

Summaryinfo

A vulnerability, which was classified as critical, has been found in tufantunc ssh-mcp up to 1.5.0. The impacted element is the function shell.write of the file src/index.ts. Performing a manipulation of the argument Description results in command injection. This vulnerability is cataloged as CVE-2026-7039. The attack must be initiated from a local position. Furthermore, there is an exploit available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability was found in tufantunc ssh-mcp up to 1.5.0. It has been classified as critical. This affects the function shell.write of the file src/index.ts. The manipulation of the argument description with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-7039. The exploitability is told to be easy. Attacking locally is a requirement. Technical details and a public exploit are known. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The exploit is shared for download 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-2026-25716). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.8
VulDB Temp Score: 7.4
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: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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

04/25/2026 Advisory disclosed
04/25/2026 +0 days VulDB entry created
04/27/2026 +1 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 44
Status: Confirmed

CVE: CVE-2026-7039 (🔒)
GCVE (CVE): GCVE-0-2026-7039
GCVE (VulDB): GCVE-100-359619
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/25/2026 17:57
Updated: 04/27/2026 01:39
Changes: 04/25/2026 17:57 (59), 04/27/2026 01:39 (1)
Complete: 🔍
Submitter: BlackBird_BB
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #798528: tufantunc ssh-mcp 1.5 Command Injection (by BlackBird_BB)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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