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4357 articles · 196326 vulns · 36/41 feeds (7d)
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9.8
CVE-2026-9198KEVEXPLOITEDPATCHED
langflow · langflow

Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation

Description

IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/auto_login (mints SUPERUSER tokens to any network caller) with /api/v1/validate/code (executes user code via exec()) to achieve full RCE on default Langflow deployments

Affected Products

VendorProductVersions
langflowlangflow1.0.0

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
ibmlangflowcert_advisory90%

References

  • https://www.ibm.com/support/pages/node/7278927(vendor-advisory, patch)

Related News (7 articles)

Tier B
CERT-FR14d ago
Bulletin d'actualité CERTFR-2026-ACT-034 (10 août 2026)
→ No new info (linked only)
Tier D
Heise Security16d ago
Angreifer attackieren IBM Langflow und Apache-Tomcat-Server
→ No new info (linked only)
Tier D
BleepingComputer18d ago
CISA warns of hackers exploiting Langflow, N-central, Apache Tomcat flaws
→ No new info (linked only)
Tier D
SecurityWeek18d ago
CISA Warns of Exploited Langflow, N-central, and Tomcat Vulnerabilities
→ No new info (linked only)
Tier D
The Hacker News18d ago
CISA Flags Langflow RCE, Tomcat, and N-central Flaws as Actively Exploited
→ No new info (linked only)
Tier B
BSI Advisories34d ago
[NEU] [hoch] IBM Langflow Desktop OSS: Mehrere Schwachstellen
→ No new info (linked only)
Tier C
VulDB37d ago
CVE-2026-9198 | IBM Langflow OSS up to 1.10.0 Code Execution exec os command injection
→ No new info (linked only)
CVSS 3.19.8 CRITICAL
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA KEV✅ Yes
Actively exploited✅ Yes
Patch available
https://www.ibm.com/support/pages/node/7278927
CWECWE-94
PublishedJul 17, 2026
Last enriched37d agov2
Tags
os-command-injectioncode-execution-handler
Trending Score21
Source articles7
Independent7
Info Completeness9/14
Missing: epss, kev, exploit, iocs, mitre_attack

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Related CVEs (5)

HIGHCVE-2026-9205
Langflow is affected by weaknesses in secret handling and sensitive configuration access
Trending: 6
HIGHCVE-2026-8478
Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom component handling
Trending: 6
HIGHCVE-2026-17632
Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom component handling
Trending: 6
HIGHCVE-2026-17633
Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom component handling
Trending: 6
HIGHCVE-2026-9201
Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom component handling
Trending: 6

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Verification

State: verified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jul 17, 2026
Added to CISA KEV
Jul 17, 2026
Discovered by ZDM
Jul 17, 2026
Updated: affectedVersions, cweIds, tags
Jul 17, 2026
Actively Exploited
Aug 17, 2026
Exploit Available
Aug 17, 2026
Patch Available
Aug 17, 2026

Version History

v2
Last enriched 37d ago
v2Tier C37d ago

Expanded affected versions to include all releases from 1.0.0 through 1.10.0, added CWE-78 for OS command injection, and added relevant tags identifying the specific vulnerability mechanism.

affectedVersionscweIdstags
via VulDB
v137d ago

Initial creation