CVE-2026-119025

open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows

CVSS score

7.7

EPSS probability

—

Risk score

0.8

Published

2 h ago

Overview Public Exploits (0)Newsroom Vulnerability Timeline

Official patch verified

Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

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Vulnerability description

DayBreach AI Explanation

Verified against sources

CVE-2026-119025: OS Command Injection on Windows and WSL

Sources read

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

An OS command injection vulnerability exists in sindresorhus open versions 7.2.0 through 11.0.0, allowing execution of PowerShell code on Windows and WSL environments.

Why does it matter?

Attackers can achieve arbitrary code execution via crafted URLs or OAuth authorization_endpoint values from malicious MCP servers, posing a high impact on affected systems.

What should be done?

Follow vendor advisories to apply available patches
Upgrade the open package to version 11.0.0 or later
Verify updates for related MCP components and inspector tools

Chain of evidence and sources2 verified claims

open 7.2.0 ile 11.0.0 arasındaki sürümler, Windows ve WSL üzerinde OS komut enjeksiyonuna karşı savunmasızdır.

S0 · daybreach-canonical S1 · cvelist

Saldırganlar $(...) alt ifadelerini içeren URL'ler ile PowerShell kodu çalıştırabilir.

S0 · daybreach-canonical S1 · cvelist

Show the technical text from the sources

open 7.2.0 before 11.0.0 contains an OS command injection vulnerability that allows attackers to execute PowerShell code by supplying crafted URLs on Windows and WSL. Attackers can embed $(...) subexpressions in URLs, such as OAuth authorization_endpoint values from malicious MCP servers, which execute when index.js passes them unescaped to powershell -EncodedCommand.

CVSS vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CWE: CWE-78

This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-119025 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

ID	VENDOR	PRODUCT	ACTION
1	sindresorhus	open	View
2	modelcontextprotocol	inspector	View
3	anomalyco	opencode	View

Total affected vendors: 3|Products: 3

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCORE	VERSION	SEVERITY	VECTOR	SOURCE
7.7	CVSS V40	HIGH	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD
7.7	CVSS V4_0	HIGH	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	CVE CNA
7.5	CVSS V31	HIGH	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	NVD
7.5	CVSS V3_1	HIGH	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	CVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

6 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

cvelist

Patch Commit

Open source

cvelist

opencode Pull Request #51414

Open source

cvelist

opencode Patch Commit

Open source

reference

Patch Commit

Open source

reference

opencode Pull Request #51414

Open source

reference

opencode Patch Commit

Open source

Confirm the affected product and version against the source evidence above.

Restrict access to internet-facing services and apply network segmentation.

Apply the official update named in the evidence only to the matching product and version.

Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-119025 is associated with the following CWEs:

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-119025 weaknesses.

CAPEC-66: SQL Injection CAPEC-126: Path Traversal CAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden

PermissionsGerekmiyor

User—

Official Sources and Advisories

Patch Commitpatch open v11.0.0 Release Notesvendor-advisory https://github.com/sindresorhus/open/blob/v10.2.0/index.js#L189-L203vendor-advisory https://github.com/sindresorhus/open/blob/v7.2.0/index.js#L60-L99vendor-advisory GitHub Security Advisory (GHSA-q978-78c7-phqw)vendor-advisory opencode Pull Request #51414patch opencode Patch Commitpatch VulnCheck Advisory: open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windowsvendor-advisory

CVSS Vector Radar Chart

7.7 / 10

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone required

User InteractionP

Confidentiality (Gizlilik)Low

Integrity (Bütünlük)P

Availability (Erişilebilirlik)High

Yama doğrulandı

6 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

Follow the vendor

sindresorhus

modelcontextprotocol

anomalyco

Weakness Type (CWE & CAPEC)

CWE-78

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open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows

Impact on My Inventory

Vulnerability description

DayBreach AI Explanation

Short explanation

What should be done?

IMPACT: Affected Products and Software

Affected Products

RED HAT CSAF/VEX: Product Impact Check

SCORING: CVSS from Multiple Sources

CVSS Scores

Patch and Remediation Guide

Solution & Remediation Advisory

Public exploit and active exploitation status

Verified exploit intelligence

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

Common Attack Pattern Enumeration and Classification (CAPEC)

Attack Vector and Accessibility

Official Sources and Advisories

CVSS Vector Radar Chart

Vulnerability Scoring Details

Weakness Type (CWE & CAPEC)

Similar Vulnerabilities

Get this vulnerability through the API

DayBreach

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