IBM Langflow OSS vulnerable to unauthorized file access
IBM Langflow OSS
IBM Langflow OSS contains an improper access control flaw in the File component that lets authenticated users read arbitrary files from other users' storage namespaces. The issue arises due to missing ownership verification on advanced flow execution endpoints.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
- CVSS
- 6.5
- EPSS
- <0.01 · top 67% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 10 Sep 2026
- last update
- 10 Sep 2026
- CVE ids
Timeline · 1
Sources · 1
Advisories and databases
- 2026-09-10CVE-2026-9225: IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an authenticated attacker to access sensitive files belonging to other…NVD · nvd.nist.gov/vuln/detail/CVE-2026-9225
Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.
Classification
- lane
- Patch now
- AI role
- Attack on AI
- categories
- Infrastructure vulnerability
- severity
- 2 · Disclosed vulnerability
- fix status
- Fix status unknown
- targets
- Framework / tooling
- owasp llm top 10
- LLM03:2025 Supply Chain
- mitre atlas
- no technique for these categories
- dates
- happened 10 Sep 2026 · first reported 10 Sep 2026
- origin
- NVDVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- record
- confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z
Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned
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the brief as text
# IBM Langflow OSS vulnerable to unauthorized file access https://gcdradar.vercel.app/incidents/ibm-langflow-oss-vulnerable-to-unauthorized-file-access · AIR-2026-1353 · closed 2026-09-10 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2026-09-10 - AI role: Attack on AI - Products: IBM Langflow OSS - CVE ids: CVE-2026-9225 - CVSS: 6.5 ## Summary IBM Langflow OSS contains an improper access control flaw in the File component that lets authenticated users read arbitrary files from other users' storage namespaces. The issue arises due to missing ownership verification on advanced flow execution endpoints. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2026-09-10: CVE-2026-9225: IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an authenticated attacker to access sensitive files belonging to other… (https://nvd.nist.gov/vuln/detail/CVE-2026-9225) ## Sources - 2026-09-10 NVD: CVE-2026-9225: IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an authenticated attacker to access sensitive files belonging to other… https://nvd.nist.gov/vuln/detail/CVE-2026-9225 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
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