Description
IBM Langflow OSS 1.0.0 through 1.12.3 could allow an authenticated attacker to cancel any victim's running background workflow job by sending a single HTTP request, resulting in loss of in-progress compute work with no flow-level permission check.
Metrics
CVSS 3.1 6.5/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| IBM | Langflow OSS | >= 1.0.0, <= 1.12.3 |
References
- https://www.ibm.com/support/pages/node/7293015Patch, Vendor Advisory
Timeline
- Published
- Oct 29, 2026
- Last modified
- Oct 30, 2026
- NVD status
- Analyzed