CVE-2026-6830 Nesquena Hermes WebUI Environment Variable Credential Leakage via Profile Switch
MediumCVSS 4.8
EPSS 0.11%
- Published
- Updated
- Exploit status
- No public exploit known
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nesquena/hermes-webui | < PR #351 | PR #351 |
References
- Patch Commit patch
- Pull Request issue-tracking patch
- hermes-webui 0.50.132 Release Notes release-notes
- hermes-webui 0.50.12 Release Notes release-notes third-party-advisory
- www.vulncheck.com third-party-advisory