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[NEW] [high] IBM Langflow Desktop: Vulnerability allows code execution

highCVE-2026-12946
A remote authenticated attacker can exploit a vulnerability in IBM Langflow Desktop to execute arbitrary code.

CSIRTS triage

vendor: IBMproduct: IBM Langflow DesktopRemote code execution
What
A vulnerability in IBM Langflow Desktop allows remote code execution by authenticated users.
Who is affected
IBM Langflow Desktop installations accessible to potentially compromised or malicious authenticated users.
Urgency
High severity; requires prompt patching despite authentication requirement.
Action
Update IBM Langflow Desktop to the patched version addressing CVE-2026-12946.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity
high
Published
2026-07-31
Exploitation
Not in CISA KEV at last sync
Language
Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2593

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-12946coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for IBM Langflow Desktop

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

More from CERT-Bund (BSI) Security Advisories