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    CVE-2026-104316

    IBM Langflow OSS 1.0.0 through 1.12.3 could allow an authenticated attacker to cancel any victim's running background workflow job by sending a single HTTP request, resulting in loss of in-progress compute work with no flow-level permission check.

    Published:Oct 29, 2026
    Last Modified:Oct 30, 2026
    EPS:Oct 29, 2026
    EPSS Score:0.00329
    CVSS Score:6.5

    Affected Products

    Vendor
    Ibm
    Product
    Langflow Oss
    Vendor
    Langflow
    Product
    Langflow

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-285 Improper Authorization

    Related CVEs

    CVE-2026-18894 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker to trigger pre-existing stored Python comp…
    CVE-2026-77817 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to obtain sensitive informat…
    CVE-2026-77819 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files…
    CVE-2026-90991 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to cause a denial of service…
    CVE-2026-93680 (CVSS 9.8) — IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote attacker to bypass security restrictions due to imp…
    CVE-2026-102590 (CVSS 5) — IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to obtain sensitive informat…
    CVE-2026-103092 (CVSS 8.5) — IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to execute arbitrary SQL com…
    CVE-2026-101288 (CVSS 8.8) — IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to execute arbitrary code du…
    CVE-2026-104308 (CVSS 4.3) — IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to cause a denial of service…
    CVE-2026-104309 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to obtain sensitive informat…

    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