vulnerability
Alpine Linux: CVE-2020-12391: Incorrect Authorization
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:P/A:N) | May 26, 2020 | Aug 22, 2024 | Jun 18, 2026 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
May 26, 2020
Added
Aug 22, 2024
Modified
Jun 18, 2026
Description
Documents formed using data: URLs in an OBJECT element failed to inherit the CSP of the creating context. This allowed the execution of scripts that should have been blocked, albeit with a unique opaque origin. This vulnerability affects Firefox < 76.
Solutions
alpine-linux-upgrade-firefoxalpine-linux-upgrade-librewolf
Rapid7 Labs
2026 Global Threat Landscape Report
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