CVE-2026-19301: CWE-918 Server-Side Request Forgery (SSRF) in IBM Langflow OSS
Description
IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information due to server-side request forgery.
CVSS v3.1
Score 5.0medium
Affected software
IBM
Langflow OSS
cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:langflow_oss:1.11.2:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-19301 is a server-side request forgery (SSRF) vulnerability in IBM Langflow OSS versions 1.0.0 through 1.11.2. This vulnerability allows a remote attacker with authentication privileges to coerce the server into making unintended requests, potentially exposing sensitive information. The CVSS 3.1 base score is 5.0, reflecting a medium severity with network attack vector, low attack complexity, and requiring privileges but no user interaction. There is no available vendor advisory or patch information at this time.
Potential Impact
An authenticated remote attacker can exploit the SSRF vulnerability to obtain sensitive information from the server or internal network. The impact is limited to confidentiality loss without integrity or availability impact. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the affected versions to trusted users only and monitor for suspicious activity related to SSRF attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-08-07T17:22:06.565Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9af170acd9273b49dd594c
Added to database: 09/04/2026, 16:27:28 UTC
Last enriched: 09/07/2026, 12:06:01 UTC
Last updated: 10/19/2026, 18:48:18 UTC
Views: 79
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.