IBM Langflow Desktop und OSS: Mehrere Schwachstellen
WID-SEC-2026-1899 · first 12.06.2026 · updated 12.06.2026 · CVSS 7,5
What it is about
IBM Langflow Desktop ist eine lokale Anwendung zur Entwicklung und Ausführung von Langflow-basierten Anwendungen. Ein Angreifer kann mehrere Schwachstellen in IBM Langflow Desktop und OSS ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Daten zu manipulieren und vertrauliche Informationen offenzulegen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- Sicherheitsvorkehrungen zu umgehen
- Daten zu manipulieren
- vertrauliche Informationen offenzulegen
Am I affected?
Affected according to the BSI:
- IBM Langflow Desktop <1.9.3
- IBM Langflow Desktop OSS <1.9.2
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- IBM Langflow Desktop 1.9.3
- IBM Langflow Desktop OSS 1.9.2
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- IBM Security Bulletin 7275444 vom 2026-06-11 www.ibm.com
- IBM Security Bulletin 7275453 vom 2026-06-11 www.ibm.com
CVE: CVE-2026-3341, CVE-2026-7787
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.