Vulnerability-Lookup

CVE-2026-6597 (GCVE-0-2026-6597)

Vulnerability from cvelistv5 – Published: 2026-04-20 02:30 – Updated: 2026-04-20 11:42

Title

langflow-ai langflow Flow Using API core.py has_api_terms credentials storage

Summary

A weakness has been identified in langflow-ai langflow up to 1.8.3. Impacted is the function remove_api_keys/has_api_terms of the file src/backend/base/langflow/api/utils/core.py of the component Flow Using API. This manipulation causes unprotected storage of credentials. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Severity ?

5.1 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

2.7 (Low)


                        
                          CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

2.7 (Low)


                        
                          CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

CWE

CWE-256 - Unprotected Storage of Credentials
CWE-255 - Credentials Management

Assigner

VulDB

References

URL

Tags

	https://vuldb.com/vuln/358232	vdb-entrytechnical-description
	https://vuldb.com/vuln/358232/cti	signaturepermissions-required
	https://vuldb.com/submit/791920	third-party-advisory
	https://gist.github.com/chenhouser2025/b93261c6e6…	exploit

Impacted products

	Vendor	Product	Version
	langflow-ai	langflow	Affected: 1.8.0 Affected: 1.8.1 Affected: 1.8.2 Affected: 1.8.3 cpe:2.3:a:langflow:langflow::::::::

Credits

Eric-d (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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GHSA-5JJF-WCVF-923W

Vulnerability from github – Published: 2026-04-20 03:34 – Updated: 2026-04-20 03:34

Details

Severity ?

2.7 (Low)


                  
                    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

2.0 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-6597"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-20T03:16:17Z",
    "severity": "MODERATE"
  },
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  "id": "GHSA-5jjf-wcvf-923w",
  "modified": "2026-04-20T03:34:42Z",
  "published": "2026-04-20T03:34:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6597"
    },
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    },
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      "url": "https://vuldb.com/submit/791920"
    },
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      "url": "https://vuldb.com/vuln/358232"
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  "schema_version": "1.4.0",
  "severity": [
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      "type": "CVSS_V3"
    },
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      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
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}

FKIE_CVE-2026-6597

Vulnerability from fkie_nvd - Published: 2026-04-20 03:16 - Updated: 2026-04-20 03:16

Severity ?

2.7 (Low) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Summary

References

	URL	Tags
	cna@vuldb.com	https://gist.github.com/chenhouser2025/b93261c6e651f14800a4f2e4365f357b
	cna@vuldb.com	https://vuldb.com/submit/791920
	cna@vuldb.com	https://vuldb.com/vuln/358232
	cna@vuldb.com	https://vuldb.com/vuln/358232/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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    }
  ],
  "id": "CVE-2026-6597",
  "lastModified": "2026-04-20T03:16:17.153",
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          "version": "2.0"
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          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 5.1,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "HIGH",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-04-20T03:16:17.153",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://gist.github.com/chenhouser2025/b93261c6e651f14800a4f2e4365f357b"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/791920"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/358232"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/358232/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-255"
        },
        {
          "lang": "en",
          "value": "CWE-256"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Primary"
    }
  ]
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CVE-2026-6597 (GCVE-0-2026-6597)

GHSA-5JJF-WCVF-923W

FKIE_CVE-2026-6597

Tags

Sightings

Nomenclature