PYSEC-2026-811

    Dashboard / Vulnerabilities / PYSEC-2026-811

    PYSEC-2026-811

    Published: 6 Jul 2026Last Modified: 7 Jul 2026

    Summary: OpenStack Image Service (Glance) vulnerable to Improper Access Control

    Details: OpenStack Image Service (Glance) before 2015.1.3 (kilo) and 11.0.x before 11.0.2 (liberty), when show_multiple_locations is enabled, allow remote authenticated users to change image status and upload new image data by removing the last location of an image.

    References: https://nvd.nist.gov/vuln/detail/CVE-2016-0757, https://access.redhat.com/errata/RHSA-2016:0309, https://access.redhat.com/errata/RHSA-2016:0352, https://access.redhat.com/errata/RHSA-2016:0354, https://access.redhat.com/errata/RHSA-2016:0358, https://access.redhat.com/security/cve/CVE-2016-0757, https://bugzilla.redhat.com/show_bug.cgi?id=1302607, https://opendev.org/openstack/glance, https://rhn.redhat.com/errata/RHSA-2016-0309.html, https://security.openstack.org/ossa/OSSA-2016-006.html, https://web.archive.org/web/20210123081823/https://www.securityfocus.com/bid/82696, https://pypi.org/project/glance, https://github.com/advisories/GHSA-5xrj-ghhp-hx7p

    Affected packages

    Package

    Name: glance

    Purl: pkg:pypi/glance

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 11.0.0
    Fixed -11.0.2

    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