7.5highHigh
CVE-2026-75915
CodeWhale versions before 0.8.64 contain an environment variable exposure vulnerability in the js_execution tool that fails to scrub parent process environment variables before spawning Node.js. Attackers can craft malicious JavaScript code executed by the tool to read process.env and leak API keys, cloud credentials, and authentication tokens back to the model context.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, no account is needed.
- Beyond that, no action by a user is required.
Scoring
- CVSS
- 7.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- CVSS v4
- 8.7
- Weakness
- CWE-200
- Assigned by
- disclosure@vulncheck.com
Dates
- Published
- 2026-08-18
- Last modified
- 2026-09-08
- Sources
- NVD
References
- https://github.com/Hmbown/CodeWhale/commit/26de44a8bd5051f8f944ea60b2c37ae1d2b7d25e
- https://github.com/Hmbown/CodeWhale/security/advisories/GHSA-h539-c7r8-3xq4
- https://www.vulncheck.com/advisories/codewhale-before-environment-variable-leak-via-js-execution
- https://github.com/Hmbown/CodeWhale/security/advisories/GHSA-h539-c7r8-3xq4