CVE-2026-88937

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    CVE-2026-88937

    Published: 10 Sept 2026Last Modified: 11 Sept 2026

    Summary: knowns through 0.33.0 Path Traversal via Template Engine

    Details: 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.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/88xxx/CVE-2026-88937.json, https://github.com/knowns-dev/knowns/blob/v0.33.0/internal/codegen/template_engine.go#L318-L344, https://github.com/knowns-dev/knowns/blob/v0.33.0/internal/codegen/template_engine.go#L625-L636, https://github.com/knowns-dev/knowns/security/advisories/GHSA-68cq-4rwm-f7jr, https://github.com/knowns-dev/knowns/security/advisories/GHSA-xjcg-5j3r-m6f9, https://nvd.nist.gov/vuln/detail/CVE-2026-88937, https://www.vulncheck.com/advisories/knowns-through-0.33.0-path-traversal-via-template-engine

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    v0.33.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-88937 | CVE-DB