knowns before 0.30.0 Path Traversal via Import Name
Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.
cve-program · CVE-2026-86542
Publishedknowns before 0.30.0 fails to validate import names in the import routes, allowing unauthenticated attackers to write files outside the imports directory. Attackers can supply traversal sequences in the name parameter to escape the imports directory and overwrite arbitrary files writable by the server process.
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CVE-2026-86542 · CVE overview and exploitation status
cve-program · CVE-2026-86542
- https://github.com/knowns-dev/knowns/security/advisories/GHSA-wh3c-v55g-qfg8
- https://github.com/knowns-dev/knowns/blob/v0.29.1/internal/server/routes/imports.go#L519-L551
- https://github.com/knowns-dev/knowns/blob/v0.29.1/internal/server/routes/imports.go#L376-L420
- https://github.com/knowns-dev/knowns/commit/d3989829fb5095666d23d005b2f78a082832a396
- https://github.com/knowns-dev/knowns/releases/tag/v0.30.0
- https://www.vulncheck.com/advisories/knowns-before-0.30.0-path-traversal-via-import-name
This historical advisory does not include today's related changes. Open the latest advisory to find current connections.