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CVE-2026-33309

Langflow is a tool for building and deploying AI-powered agents and workflows. Versions 1.2.0 through 1.8.1 have a bypass of the patch for CVE-2025-68478 (External Control of File Name), leading to the root architectural issue within `LocalStorageService` remaining unresolved. Because the underlying storage layer lacks boundary containment checks, the system relies entirely on the HTTP-layer `ValidatedFileName` dependency. This defense-in-depth failure leaves the `POST /api/v2/files/` endpoint v
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c16777e0269ac088afec82e73b8ec37fef0f719edc61471862d8f468d5ab4fa5
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 4 assertions

{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/3/descriptions/0

{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-73","description":"CWE-73: External Control of File Name or Path","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"langflow","vendor":"langflow-ai","versions":[{"status":"affected","version":">= 1.2.0, < 1.9.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

4 source assertions
{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/3/descriptions/0
{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-73","description":"CWE-73: External Control of File Name or Path","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/problemTypes/1/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/langflow-ai/langflow/security/advisories/GHSA-g2j9-7rj2-gm6c","tags":["x_refsource_CONFIRM"],"url":"https://github.com/langflow-ai/langflow/security/advisories/GHSA-g2j9-7rj2-gm6c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2a1245b4e104fccdde0a43736a57382a7015067b3fb55b13f765a6199cfdc704 · sha256:f0fe9c7feda63213… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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