CVE-2020-26973
First published: Tue Dec 15 2020(Updated: )
Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been used as a sanitizer bypass.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox | <84 | 84 |
| <84 | 84 | |
| <78.6 | 78.6 | |
| <78.6 | 78.6 | |
| Mozilla Firefox | <84.0 | |
| Mozilla Firefox ESR | <78.6.0 | |
| Mozilla Thunderbird | <78.6.0 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1680084
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-54/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-55/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-56/
- https://www.mozilla.org/security/advisories/mfsa2020-54/
- https://www.mozilla.org/security/advisories/mfsa2020-55/
- https://www.mozilla.org/security/advisories/mfsa2020-56/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- agent/type
- agent/first-publish-date
- agent/softwarecombine
- collector/mozilla-advisory
- source/Mozilla
- agent/software-canonical-lookup
- agent/references
- agent/author
- agent/severity
- agent/software-canonical-lookup-request
- agent/description
- collector/nvd-index
- collector/mitre-cve
- source/MITRE
- agent/tags
- agent/last-modified-date
- agent/event
- agent/trending
- vendor/mozilla
- canonical/mozilla thunderbird
- canonical/mozilla firefox esr
- canonical/mozilla firefox