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CVE-2026-6830 Detail

Description

nesquena hermes-webui contains an environment variable leakage vulnerability where profile switching does not clear environment variables from the previously active profile before loading the next profile. Attackers or users can exploit additive dotenv reload behavior to access provider API keys and other sensitive secrets from one profile context in another profile, breaking expected security isolation between profiles.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulnCheck
CVSS-B 4.8 MEDIUM
Vector:  CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/nesquena/hermes-webui/commit/88dc8bbe26a6055161d3251b70f5cd3d3c5831b0 VulnCheck
https://github.com/nesquena/hermes-webui/pull/351 VulnCheck
https://github.com/nesquena/hermes-webui/releases/tag/v0.50.12 VulnCheck
https://github.com/nesquena/hermes-webui/releases/tag/v0.50.132 VulnCheck
https://www.vulncheck.com/advisories/nesquena-hermes-webui-environment-variable-credential-leakage-via-profile-switch VulnCheck

Weakness Enumeration

CWE-ID CWE Name Source
CWE-459 Incomplete Cleanup VulnCheck  
CWE-668 Exposure of Resource to Wrong Sphere VulnCheck  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-6830
NVD Published Date:
04/21/2026
NVD Last Modified:
04/22/2026
Source:
VulnCheck