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CVE-2026-41273

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, Flowise contains an authentication bypass vulnerability that allows an unauthenticated attacker to obtain OAuth 2.0 access tokens associated with a public chatflow. By accessing a public chatflow configuration endpoint, an attacker can retrieve internal workflow data, including OAuth credential identifiers, which can then be used to refresh and obtain valid OAuth 2.0 access tokens without aut
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f290fff6a4ad4349cb76d3bb8e1bdb0b028dcbb299260a3887dbf5f8fe9aee4d
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"Flowise","vendor":"FlowiseAI","versions":[{"status":"affected","version":"< 3.1.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a04d50509221645fd37f09f11da832bc49cfa0b9a32aa97bfb52849083881a11 · sha256:f2824c561f7c1b27… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.7,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:H/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a04d50509221645fd37f09f11da832bc49cfa0b9a32aa97bfb52849083881a11 · sha256:f2824c561f7c1b27… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-306","description":"CWE-306: Missing Authentication for Critical Function","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a04d50509221645fd37f09f11da832bc49cfa0b9a32aa97bfb52849083881a11 · sha256:f2824c561f7c1b27… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-6f7g-v4pp-r667"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a04d50509221645fd37f09f11da832bc49cfa0b9a32aa97bfb52849083881a11 · sha256:f2824c561f7c1b27… · /containers/adp/0/references/0
{"name":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-6f7g-v4pp-r667","tags":["x_refsource_CONFIRM"],"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-6f7g-v4pp-r667"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a04d50509221645fd37f09f11da832bc49cfa0b9a32aa97bfb52849083881a11 · sha256:f2824c561f7c1b27… · /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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