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CVE-2026-88937

knowns through 0.33.0 Path Traversal via Template Engine

CVSS 4.0 8.6 HIGHCVSS 3.1 8.8 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-88937

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-88937

Published

knowns

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "knowns-dev",
                    "product": "knowns",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:npm/knowns",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "0.33.0"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON