Path Traversal in Knowns-Dev Knowns
CVE-2026-88937
knowns through 0.33.0 fails to properly validate template destination paths in the code generation template engine, allowing attackers to read and write arbitrary files outside the project root. Attackers can supply malicious templates that traverse directories to overwrite shell profiles, steal credentials, or achieve persistent code execution on victim systems.
Vulnerability class: Path Traversal (Directory Traversal)
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (technical-description)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-88937?
- CVE-2026-88937 is a high-severity vulnerability in Knowns-Dev Knowns, classified under Path Traversal. CVSS score: 8.8/10. Published 2026-09-10.
- How severe is CVE-2026-88937?
- High severity. CVSS v3 base score is 8.8 out of 10.