CVE-2026-4502

published 2026-04-30

CVE-2026-4502: IBM Langflow Desktop 1.2.0 through 1.8.4 Langflow could allow an authenticated attacker to traverse directories on the system. An attacker could send a…

Priority P3 42 medium 6.5 CVSS 3.1

AV N AC L PR L UI N S U C N I H A N

IBM Langflow Desktop 1.2.0 through 1.8.4 Langflow could allow an authenticated attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to write arbitrary files on the system.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
ibm	langflow_desktop	1.2.0 – 1.8.4	—
langflow	langflow_desktop	1.2.0 – 1.8.4	—

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.

CWE-22