CVE-2023-6871
Medium
Published: 19 December 2023
Published
19 December 2023
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
4.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS Score
0.0017
37.6th percentile
Risk Priority
9
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2023-6871 is a medium-severity an unspecified weakness vulnerability in Mozilla Firefox. Its CVSS base score is 4.3 (Medium).
Operationally, ranked at the 37.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-59075
Vulnerability details
Under certain conditions, Firefox did not display a warning when a user attempted to navigate to a new protocol handler. This vulnerability affects Firefox < 121.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
mozilla
firefox
≤ 121.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.