CVE-2026-7787 (GCVE-0-2026-7787)

Vulnerability from cvelistv5 – Published: 2026-06-11 14:41 – Updated: 2026-06-11 16:08
VLAI
Title
Unauthenticated Session History Access via Public Flow Execution
Summary
IBM Langflow OSS 1.0.0 through 1.9.1 could allow an authenticated user to read or modify sensitive information by bypassing authentication using insecure direct object references.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
ibm
References
URL Tags
https://www.ibm.com/support/pages/node/7275453 vendor-advisorypatch
Impacted products
Vendor Product Version
IBM Langflow OSS Affected: 1.0.0 , ≤ 1.9.1 (semver)
    cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:langflow_oss:1.9.1:*:*:*:*:*:*:*
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.