mcp-remote up to 0.1.15 authorization_endpoint os command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.5$0-$5k0.00

Summaryinfo

A vulnerability was found in mcp-remote up to 0.1.15. It has been rated as critical. The affected element is the function authorization_endpoint. This manipulation causes os command injection. This vulnerability is registered as CVE-2025-6514. Remote exploitation of the attack is possible. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in mcp-remote up to 0.1.15 and classified as very critical. Affected by this vulnerability is the function authorization_endpoint. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

mcp-remote is exposed to OS command injection when connecting to untrusted MCP servers due to crafted input from the authorization_endpoint response URL

The advisory is shared at research.jfrog.com. This vulnerability is known as CVE-2025-6514 since 06/23/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/09/2025). MITRE ATT&CK project uses the attack technique T1202 for this issue.

Applying the patch 607b226a356cb61a239ffaba2fb3db1c9dea4bac is able to eliminate this problem. The bugfix is ready for download at github.com.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.7
VulDB Meta Temp Score: 9.5

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.6
CNA Vector (JFROG): 🔒

CVSSv2info

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

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
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: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 607b226a356cb61a239ffaba2fb3db1c9dea4bac

Timelineinfo

06/23/2025 CVE reserved
07/09/2025 +16 days Advisory disclosed
07/09/2025 +0 days VulDB entry created
07/09/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: jfsa-2025-001290844
Status: Confirmed

CVE: CVE-2025-6514 (🔒)
GCVE (CVE): GCVE-0-2025-6514
GCVE (VulDB): GCVE-100-315805

Entryinfo

Created: 07/09/2025 17:08
Changes: 07/09/2025 17:08 (65)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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