CVE-2026-102590: IBM Langflow OSS · Server-Side Request Forgery
Affects IBM Langflow OSSSource CVE Database V5
Not known to be exploited · CVSS 5.0 Medium.
Data as of 29 Oct 2026, 17:37 UTC
Thin evidence
One scorer or none| CNA (ibm) | CVSS 3.1 | 5.0 |
|---|
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 29 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBMLangflow OSS | Affected
| Fixed in– |
CPE configurations (2)
cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:langflow_oss:1.12.3:*:*:*:*:*:*:*
AI-suggested
Organizations should monitor IBM advisories for updates and consider restricting authenticated user capabilities or network access to sensitive internal resources as a temporary mitigation.
Description
IBM Langflow OSS versions 1.0.0 through 1.12.3 contain a server-side request forgery (SSRF) vulnerability that could allow a remote authenticated attacker to obtain sensitive information. The vulnerability is identified as CWE-918 and has a medium severity rating with a CVSS score of 5.0. No public exploits or patches are currently documented.