Improper access control in IBM Langflow OSS exposes sensitive information
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
IBM Langflow OSS from 1.0.0 through 1.12.2 is affected. Improper access control (CWE-284) lets a remote attacker who has valid credentials obtain sensitive information. The CVSS vector requires low privileges and no user interaction, and it rates the confidentiality impact as high.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated attacker to obtain sensitive information due to improper access control.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for IBM Langflow OSS.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
IBM Langflow OSS — ibm.com/support/pages/node/7290694
24 records Highest priority Priority HIGH 1 HIGH, 12 MEDIUM, 11 LOW
Other records, highest priority first
- TI-2026-68978 Code injection in IBM Langflow OSS allows remote command executionPriority HIGH 65
- TI-2026-69023 Code injection in IBM Langflow OSS allows remote code executionPriority MEDIUM 50
- TI-2026-68979 Dependency confusion in IBM Langflow OSS allows remote code executionPriority MEDIUM 44
Timeline
- 2026-10-07 Threatist record created from CVE-2026-101329
- 2026-10-07 Alias added: GHSA-pc86-f397-xcjj
- 2026-10-07 Priority changed: MEDIUM → LOW
- 2026-10-08 CISA SSVC decision points changed
References
More IBM vulnerabilities
- TI-2026-08085 Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation KEVCVSS 3.1CRITICAL 9.8
- TI-2022-23774 IBM Aspera Faspex code execution KEVCVSS 3.1CRITICAL 9.8
- TI-2020-03794 Improper authentication in IBM Data Risk Manager KEVCVSS 3.1CRITICAL 9.8
- TI-2019-03441 Code injection in IBM Planning Analytics KEVCVSS 3.1CRITICAL 9.8
- TI-2017-03639 Improper handling of exceptional conditions in Apache Struts KEVCVSS 3.1CRITICAL 9.8
- TI-2015-06198 Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT… KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-101329 · CVE Program
- CVE-2026-101329 · NVD
- FIRST EPSS
- GHSA-pc86-f397-xcjj · GitHub Advisory Database · CC BY 4.0
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