tumf mcp-text-editor up to 1.0.2 text_editor.py _validate_file_path path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k1.73+

Summaryinfo

A vulnerability has been found in tumf mcp-text-editor up to 1.0.2 and classified as critical. Impacted is the function _validate_file_path of the file mcp_text_editor/text_editor.py. Performing a manipulation of the argument file_path results in path traversal. This vulnerability was named CVE-2026-15138. The attack may be initiated remotely. In addition, an exploit is available. The vendor closed the GitHub issue for this vulnerability without any explanation.

Detailsinfo

A vulnerability was found in tumf mcp-text-editor up to 1.0.2. It has been classified as critical. This affects the function _validate_file_path of the file mcp_text_editor/text_editor.py. The manipulation of the argument file_path with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-15138. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor closed the GitHub issue for this vulnerability without any explanation.

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

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

Productinfo

Type

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
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

07/08/2026 Advisory disclosed
07/08/2026 +0 days VulDB entry created
07/08/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 22
Status: Not defined

CVE: CVE-2026-15138 (🔒)
GCVE (CVE): GCVE-0-2026-15138
GCVE (VulDB): GCVE-100-376953
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/08/2026 19:21
Changes: 07/08/2026 19:21 (59)
Complete: 🔍
Submitter: geochen
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #851188: Tumf mcp-text-editor 1.0.2 Path Traversal (by geochen)

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

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