Vulnerability DatabaseCVE-2019-9817
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CVE-2019-9817
Published:July 23, 2019
Updated:May 17, 2026
Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
Related Resources (8)
https://bugzilla.mozilla.org/show_bug.cgi?id=1540221
https://security.alpinelinux.org/vuln/CVE-2019-9817
https://www.mozilla.org/security/advisories/mfsa2019-14/
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-9817
https://www.mozilla.org/security/advisories/mfsa2019-15/
https://access.redhat.com/security/cve/CVE-2019-9817
https://www.mozilla.org/security/advisories/mfsa2019-13/
https://security-tracker.debian.org/tracker/CVE-2019-9817
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CVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Origin Validation Error
CWE-346
EPSS
Base Score:
0.19