CVE-2023-5723
Medium
Published: 25 October 2023
Published
25 October 2023
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score
0.0017
37.5th percentile
Risk Priority
11
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2023-5723 is a medium-severity an unspecified weakness vulnerability in Mozilla Firefox. Its CVSS base score is 5.3 (Medium).
Operationally, ranked at the 37.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-58009
Vulnerability details
An attacker with temporary script access to a site could have set a cookie containing invalid characters using `document.cookie` that could have led to unknown errors. This vulnerability affects Firefox < 119.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
mozilla
firefox
≤ 119.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.