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    CVE-2019-9797

    Cross-origin images can be read in violation of the same-origin policy by exporting an image after using createImageBitmap to read the image and then rendering the resulting bitmap image within a canvas element. This vulnerability affects Firefox < 66.

    Published:Apr 26, 2019
    Last Modified:Nov 21, 2024
    EPS:Apr 26, 2019
    EPSS Score:0.00498
    CVSS Score:5.3

    Affected Products

    Vendor
    Mozilla
    Product
    Firefox
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-111 JSON Hijacking (aka JavaScript Hijacking)
    CAPEC-141 Cache Poisoning
    CAPEC-142 DNS Cache Poisoning
    CAPEC-160 Exploit Script-Based APIs
    CAPEC-175 Code Inclusion
    CAPEC-201 Serialized Data External Linking
    CAPEC-21 Exploitation of Trusted Identifiers
    CAPEC-228 DTD Injection
    CAPEC-251 Local Code Inclusion
    CAPEC-252 PHP Local File Inclusion
    CAPEC-253 Remote Code Inclusion
    CAPEC-263 Force Use of Corrupted Files
    CAPEC-384 Application API Message Manipulation via Man-in-the-Middle
    CAPEC-385 Transaction or Event Tampering via Application API Manipulation
    CAPEC-386 Application API Navigation Remapping
    CAPEC-387 Navigation Remapping To Propagate Malicious Content
    CAPEC-388 Application API Button Hijacking
    CAPEC-510 SaaS User Request Forgery
    CAPEC-538 Open-Source Library Manipulation
    CAPEC-549 Local Execution of Code
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-640 Inclusion of Code in Existing Process
    CAPEC-660 Root/Jailbreak Detection Evasion via Hooking
    CAPEC-695 Repo Jacking
    CAPEC-698 Install Malicious Extension
    CAPEC-75 Manipulating Writeable Configuration Files
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-89 Pharming

    Related CVEs

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    CVE-2026-84143 (CVSS 9.8) — Internally found bugs present in Thunderbird 154, Thunderbird ESR 153.1 and Thunderbird ESR 140.14. Some of th…
    CVE-2026-84142 (CVSS 9.8) — Internally found bugs present in Thunderbird 154. Some of these bugs showed evidence of memory corruption or a…
    CVE-2026-84141 (CVSS 9.8) — Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155, Firefox ESR…
    CVE-2026-84140 (CVSS 9.8) — Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ES…
    CVE-2026-84139 (CVSS 6.1) — Clickjacking issue in the DOM: Events component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.…
    CVE-2026-84138 (CVSS 6.5) — Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155 and Thunderbird 155…
    CVE-2026-84137 (CVSS 4.3) — Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153…
    CVE-2026-84136 (CVSS 6.1) — Other issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, …
    CVE-2026-84135 (CVSS 9.8) — Other issue in Firefox Focus for Android. This vulnerability was fixed in Firefox 155.…

    References

    http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00029.html
    http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00084.html
    https://access.redhat.com/errata/RHSA-2019:1265
    https://access.redhat.com/errata/RHSA-2019:1267
    https://access.redhat.com/errata/RHSA-2019:1269
    https://access.redhat.com/errata/RHSA-2019:1308
    https://access.redhat.com/errata/RHSA-2019:1309
    https://access.redhat.com/errata/RHSA-2019:1310
    https://bugzilla.mozilla.org/show_bug.cgi?id=1528909
    https://lists.debian.org/debian-lts-announce/2019/05/msg00032.html
    https://lists.debian.org/debian-lts-announce/2019/05/msg00038.html
    https://seclists.org/bugtraq/2019/May/56
    https://seclists.org/bugtraq/2019/May/59
    https://seclists.org/bugtraq/2019/May/67
    https://usn.ubuntu.com/3997-1/
    https://www.debian.org/security/2019/dsa-4448
    https://www.debian.org/security/2019/dsa-4451
    https://www.mozilla.org/security/advisories/mfsa2019-07/
    http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00029.html
    http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00084.html
    https://access.redhat.com/errata/RHSA-2019:1265
    https://access.redhat.com/errata/RHSA-2019:1267
    https://access.redhat.com/errata/RHSA-2019:1269
    https://access.redhat.com/errata/RHSA-2019:1308
    https://access.redhat.com/errata/RHSA-2019:1309
    https://access.redhat.com/errata/RHSA-2019:1310
    https://bugzilla.mozilla.org/show_bug.cgi?id=1528909
    https://lists.debian.org/debian-lts-announce/2019/05/msg00032.html
    https://lists.debian.org/debian-lts-announce/2019/05/msg00038.html
    https://seclists.org/bugtraq/2019/May/56
    https://seclists.org/bugtraq/2019/May/59
    https://seclists.org/bugtraq/2019/May/67
    https://usn.ubuntu.com/3997-1/
    https://www.debian.org/security/2019/dsa-4448
    https://www.debian.org/security/2019/dsa-4451
    https://www.mozilla.org/security/advisories/mfsa2019-07/

    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