SSRF in IBM Langflow Oss

CVE-2026-7657

IBM Langflow OSS 1.0.0 through 1.10.3 Langflow could allow server-side request forgery (SSRF) due to incomplete and ineffective SSRF protection enforcement.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 31.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-7657: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-7657?
CVE-2026-7657 is a medium-severity vulnerability in IBM Langflow Oss, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2026-08-05.
How severe is CVE-2026-7657?
Medium severity. CVSS v3 base score is 6.5 out of 10.