Steel Browser up to 0.1.3 files.routes.ts handleFileUpload filename path traversal

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Steel Browser up to 0.1.3. It has been rated as critical. The impacted element is the function handleFileUpload of the file api/src/modules/files/files.routes.ts. Performing a manipulation of the argument filename results in path traversal. This vulnerability is reported as CVE-2025-6152. The attack is possible to be carried out remotely. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as critical, was found in Steel Browser up to 0.1.3. This affects the function handleFileUpload of the file api/src/modules/files/files.routes.ts. The manipulation of the argument filename 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.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2025-6152. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Applying the patch 7ba93a10000fb77ee01731478ef40551a27bd5b9 is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-18450). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CNA Base Score: 6.3
CNA Vector: 🔒

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: 🔒
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: 7ba93a10000fb77ee01731478ef40551a27bd5b9

Timelineinfo

06/15/2025 Advisory disclosed
06/15/2025 +0 days VulDB entry created
07/03/2025 +18 days VulDB entry last update

Sourcesinfo

Advisory: 129
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2025-6152 (🔒)
GCVE (CVE): GCVE-0-2025-6152
GCVE (VulDB): GCVE-100-312627
EUVD: 🔒

Entryinfo

Created: 06/15/2025 20:48
Updated: 07/03/2025 06:35
Changes: 06/15/2025 20:48 (58), 06/17/2025 15:30 (1), 07/03/2025 06:35 (41)
Complete: 🔍
Cache ID: 216:F31:103

Submitinfo

Accepted

  • Submit #593060: Steel Steel Browser <=0.1.3 Path Traversal (by github.com)

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

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