CLEANSTART-2026-RN43257

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    CLEANSTART-2026-RN43257

    Published: 31 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2025-8671

    Summary: mismatch caused by client-triggered server-sent stream resets between HTTP/2 specifications and the internal architectures of some HTTP/2 implementations may result in excessive server resource con...

    Details: Security vulnerability affects the apache-nifi package. A mismatch caused by client-triggered server-sent stream resets between HTTP/2 specifications and the internal architectures of some HTTP/2 implementations may result in excessive server resource consumption leading to denial-of-service (DoS).

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-RN43257.json, https://osv.dev/vulnerability/CVE-2025-8671, https://nvd.nist.gov/vuln/detail/CVE-2025-8671

    Affected packages

    Package

    Name: apache-nifi

    Purl: pkg:apk/cleanstart/apache-nifi

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.9.0-r3

    Affected versions

    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
    CLEANSTART-2026-RN43257 | CVE-DB