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Vulnerabilities

Vulnerability · CVE-2026-30633

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Published Sep 24, 2026 · catalog updated Sep 24, 2026 · Improper Limitation of a

Patch now

CVE-2026-30633 is in the CISA known-exploited catalog. Confirm Improper Limitation of a against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Improper Limitation of a).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
0.89%
Remediation
Remediation guidance
Affected products
vendor knowns-dev knowns

Directory traversal vulnerability in knowns-dev/knowns 0.11.4 via crafted path value to the get_doc and update_doc tools. VulnCheck canary evidence.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor knowns-dev knownsversion unspecified

How to fix CVE-2026-30633

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2026-30633 is in the CISA known-exploited catalog. Confirm Improper Limitation of a against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 0.89%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 24, 2026 · VulnCheck KEV

    Detected

    Directory traversal vulnerability in knowns-dev/knowns 0.11.4 via crafted path value to the get_doc and update_doc tools. VulnCheck canary evidence.

  2. Sep 24, 2026 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2026-30633

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-30633

    30-day exploitation probability 0.9%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2026-30633

    Directory traversal vulnerability in knowns-dev/knowns 0.11.4 via crafted path value to the get_doc and update_doc tools.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.