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    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 specially crafted URL request containing "dot dot" sequences (/../) to write arbitrary files on the system.

    Published:Apr 30, 2026
    Last Modified:May 11, 2026
    EPS:Apr 30, 2026
    EPSS Score:0.00052
    CVSS Score:6.5

    Affected Products

    Vendor
    Ibm
    Product
    Langflow Desktop
    Vendor
    Langflow
    Product
    Langflow Desktop

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-3341 (CVSS 5.4) — IBM Langflow Desktop 1.0.0 through 1.9.2 IBM Langflow is vulnerable to server-side request forgery (SSRF). Thi…
    CVE-2026-6543 (CVSS 8.8) — IBM Langflow Desktop 1.0.0 through 1.8.4 Langflow allows an attacker to execute arbitrary commands with the pr…
    CVE-2026-3345 (CVSS 6.5) — IBM Langflow Desktop <=1.8.4 Langflow could allow a remote attacker to traverse directories on the system. An …
    CVE-2026-3346 (CVSS 6.4) — IBM Langflow Desktop 1.6.0 through 1.8.4 Lanflow is vulnerable to stored cross-site scripting. This vulnerabil…
    CVE-2026-3340 (CVSS 6.5) — IBM Langflow Desktop 1.0.0 through 1.8.4 IBM Langflow is vulnerable to server-side request forgery (SSRF). Thi…
    CVE-2026-4503 (CVSS 7.5) — IBM Langflow Desktop 1.0.0 through 1.8.4 Langflow could allow an unauthenticated user to view other users' ima…
    CVE-2026-3357 (CVSS 8.8) — IBM Langflow Desktop 1.6.0 through 1.8.2 Langflow could allow an authenticated user to execute arbitrary code …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High