CVE-2023-4045

    Dashboard / Vulnerabilities / CVE-2023-4045

    CVE-2023-4045

    Published: 1 Aug 2023Last Modified: 1 Jul 2026

    Summary:

    Details: Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

    References: https://lists.debian.org/debian-lts-announce/2023/08/msg00008.html, https://lists.debian.org/debian-lts-announce/2023/08/msg00010.html, https://www.debian.org/security/2023/dsa-5464, https://www.debian.org/security/2023/dsa-5469, https://www.mozilla.org/security/advisories/mfsa2023-29/, https://www.mozilla.org/security/advisories/mfsa2023-30/, https://www.mozilla.org/security/advisories/mfsa2023-31/, https://bugzilla.mozilla.org/show_bug.cgi?id=1833876

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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
    CVE-2023-4045 | CVE-DB