NousResearch hermes-agent 0.8.0 WeChat Work Platform Adapter wecom.py path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in NousResearch hermes-agent 0.8.0. This affects an unknown part of the file gateway/platforms/wecom.py of the component WeChat Work Platform Adapter. The manipulation results in path traversal. This vulnerability is known as CVE-2026-7396. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in NousResearch hermes-agent 0.8.0. Affected is an unknown code block of the file gateway/platforms/wecom.py of the component WeChat Work Platform Adapter. The manipulation 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.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-7396. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

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-2026-26267). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

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

04/29/2026 Advisory disclosed
04/29/2026 +0 days VulDB entry created
04/30/2026 +1 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 8733
Status: Not defined
Confirmation: 🔒

CVE: CVE-2026-7396 (🔒)
GCVE (CVE): GCVE-0-2026-7396
GCVE (VulDB): GCVE-100-360120
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/29/2026 12:49
Updated: 04/30/2026 04:46
Changes: 04/29/2026 12:49 (57), 04/30/2026 04:46 (1)
Complete: 🔍
Submitter: Yu_Bao
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #803269: NousResearch hermes-agent 0.8.0 Arbitrary File Read (by Yu_Bao)

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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