vulnerability
MFSA2018-27 Firefox: Security vulnerabilities fixed in Firefox ESR 60.3 (CVE-2018-12397)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:L/Au:N/C:P/I:P/A:N) | Oct 23, 2018 | Oct 24, 2018 | Aug 11, 2025 |
Severity
4
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:N)
Published
Oct 23, 2018
Added
Oct 24, 2018
Modified
Aug 11, 2025
Description
A WebExtension can request access to local files without the warning prompt stating that the extension will "Access your data for all websites" being displayed to the user. This allows extensions to run content scripts in local pages without permission warnings when a local file is opened. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Solution
mozilla-firefox-esr-upgrade-60_3
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