CVE-2026-88940

Summary

knowns through 0.33.0 fails to validate the path query parameter in the workspace browse endpoint, allowing remote attackers to enumerate arbitrary directories on the host filesystem. Attackers can traverse the directory structure to locate project directories and identify targets for further exploitation.

Affected Software

Weaknesses

• CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

Additional References

• https://github.com/knowns-dev/knowns/security/advisories/GHSA-h73x-698r-qrvg

References

• https://github.com/knowns-dev/knowns/security/advisories/GHSA-h73x-698r-qrvg
• https://github.com/knowns-dev/knowns/blob/v0.33.0/internal/server/routes/workspace.go#L42-L110
• https://www.vulncheck.com/advisories/knowns-through-0.33.0-arbitrary-directory-enumeration-via-workspace-browse-endpoint

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