Firefox sometimes ran the onload handler for SVG elements that the DOM sanitizer decided to remove, resulting in JavaScript being executed after pasting attacker-controlled data into a contenteditable element. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
References
| Link | Resource |
|---|---|
| https://www.mozilla.org/security/advisories/mfsa2020-42/ | Release Notes Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2020-43/ | Release Notes Vendor Advisory |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1646140 | Issue Tracking Permissions Required Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2020-44/ | Release Notes Vendor Advisory |
| https://www.debian.org/security/2020/dsa-4770 | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2020/10/msg00020.html | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/202010-02 | Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html | Broken Link Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html | Broken Link Mailing List Third Party Advisory |
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Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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Information
Published : 2020-10-01 12:15
Updated : 2022-11-16 07:12
NVD link : CVE-2020-15676
Mitre link : CVE-2020-15676
JSON object : View
CWE
CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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Products Affected
mozilla
- firefox_esr
- thunderbird
- firefox
opensuse
- leap
debian
- debian_linux