vulnerability
Arch Linux: Arbitrary code execution (CVE-2018-18500)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Feb 5, 2019 | Jul 11, 2025 | Mar 25, 2026 |
Severity
7
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Feb 5, 2019
Added
Jul 11, 2025
Modified
Mar 25, 2026
Description
A use-after-free vulnerability has been found in Firefox < 65.0, that can occur while parsing an HTML5 stream in concert with custom HTML elements. This results in the stream parser object being freed while still in use, leading to a potentially exploitable crash.
Solution
arch-linux-upgrade-latest
References
Rapid7 Labs
2026 Global Threat Landscape Report
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