CodeWhale versions before 0.8.64 fail to validate file paths in the project config instructions field, allowing attackers to read arbitrary files on the victim's system. A malicious .codewhale/config.toml file in a cloned repository can specify paths outside the workspace that are read and injected into the AI system prompt for exfiltration.
History

Tue, 18 Aug 2026 19:15:00 +0000

Type Values Removed Values Added
First Time appeared Hmbown
Hmbown codewhale
Vendors & Products Hmbown
Hmbown codewhale

Tue, 18 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Description CodeWhale versions before 0.8.64 fail to validate file paths in the project config instructions field, allowing attackers to read arbitrary files on the victim's system. A malicious .codewhale/config.toml file in a cloned repository can specify paths outside the workspace that are read and injected into the AI system prompt for exfiltration.
Title CodeWhale before 0.8.64 Arbitrary File Read via instructions
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-18T15:21:57.978Z

Reserved: 2026-08-18T11:03:08.682Z

Link: CVE-2026-75859

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-18T16:18:21.787

Modified: 2026-08-18T16:18:21.787

Link: CVE-2026-75859

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-18T19:00:10Z