DEBIAN-CVE-2026-86776

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    DEBIAN-CVE-2026-86776

    Published: 9 Sept 2026Last Modified: 11 Sept 2026
    Upstream:
    CVE-2026-86776

    Summary:

    Details: KeePass versions 2.35 through 2.61.1 fail to validate KDBX header field sizes before memory allocation in the ReadHeaderField function. Attackers can craft a malicious KDBX file declaring excessive header field lengths to trigger allocation of gigabytes of memory, causing the application to consume resources and terminate.

    References: https://security-tracker.debian.org/tracker/CVE-2026-86776

    Affected packages

    Package

    Name: keepass2

    Purl: pkg:deb/debian/keepass2?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.47+dfsg-2

    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
    DEBIAN-CVE-2026-86776 | CVE-DB