CVE-2026-88937
High
Description
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.
SeverityHigh
CVSS8.8
Exploit probability—
ProductKnowns
PublishedSep 10, 2026
First seenSep 10, 2026
Weakness typeCWE-22Path traversal
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| knowns-dev knowns | v ≤ 0.33.0 | — |
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