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CVE-2026-33475

Langflow is a tool for building and deploying AI-powered agents and workflows. An unauthenticated remote shell injection vulnerability exists in multiple GitHub Actions workflows in the Langflow repository prior to version 1.9.0. Unsanitized interpolation of GitHub context variables (e.g., `${{ github.head_ref }}`) in `run:` steps allows attackers to inject and execute arbitrary shell commands via a malicious branch name or pull request title. This can lead to secret exfiltration (e.g., `GITHUB_
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d85d4b255f08c7ee9fc46f0d5057df462b0412f892a7d5bf7823ffd183059ff8
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-74","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e09a679acc8d4dde967678ae4ff25461acf8de6afffa3b2fc7d38cb3803ab8f8 · sha256:7c597eb4ab761461… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-78","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e09a679acc8d4dde967678ae4ff25461acf8de6afffa3b2fc7d38cb3803ab8f8 · sha256:7c597eb4ab761461… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"langflow","vendor":"langflow-ai","versions":[{"status":"affected","version":"< 1.9.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e09a679acc8d4dde967678ae4ff25461acf8de6afffa3b2fc7d38cb3803ab8f8 · sha256:7c597eb4ab761461… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:e09a679acc8d4dde967678ae4ff25461acf8de6afffa3b2fc7d38cb3803ab8f8 · sha256:7c597eb4ab761461… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-74","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e09a679acc8d4dde967678ae4ff25461acf8de6afffa3b2fc7d38cb3803ab8f8 · sha256:7c597eb4ab761461… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-78","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e09a679acc8d4dde967678ae4ff25461acf8de6afffa3b2fc7d38cb3803ab8f8 · sha256:7c597eb4ab761461… · /containers/cna/problemTypes/1/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/langflow-ai/langflow/security/advisories/GHSA-87cc-65ph-2j4w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/langflow-ai/langflow/security/advisories/GHSA-87cc-65ph-2j4w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e09a679acc8d4dde967678ae4ff25461acf8de6afffa3b2fc7d38cb3803ab8f8 · sha256:7c597eb4ab761461… · /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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