KEV Entry

CVE-2026-55255

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2026-55255

2026-07-07 17:00 UTC

Timestamps

2026-07-07

2026-07-07

Scope

KEVIntel entry: Langflow: IDOR Vulnerability in `/api/v1/responses` Endpoint Allows Authenticated Attackers to Access Another User's Flow | Affected: langflow-ai / langflow | CVSS: 9.9 (CRITICAL) | EPSS: 0.00233 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2026-55255', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-55255'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2026-55255'}

dd1e4271-1fb8-4dfa-af0f-1b755d41763d

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-07-07 18:00 UTC

2026-07-07 18:00 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2026-07-07T17:00:54.263Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 9.9,
  "cvss_severity": "CRITICAL",
  "epss_percentile": 0.14148,
  "epss_score": 0.00233,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "langflow",
  "title": "Langflow: IDOR Vulnerability in `/api/v1/responses` Endpoint Allows Authenticated Attackers to Access Another User\u0027s Flow",
  "used_in_malware": "unknown",
  "vendor": "langflow-ai"
}
 -
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