Security Resilience

CVE-2023-5726

Mozilla Firefox ≤ 119.0

Published
25 October 2023
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 4.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS Score 0.0060 48th percentile
Risk Priority 38 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-5726 is a medium-severity an unspecified weakness vulnerability in Mozilla Firefox. Its CVSS base score is 4.3 (Medium).

Operationally, ranked at the 48th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

A website could have obscured the full screen notification by using the file open dialog. This could have led to user confusion and possible spoofing attacks. *Note: This issue only affected macOS operating systems. Other operating systems are unaffected.* This…

more

vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

CWE(s)
NVD-CWE-noinfo

Related Threats

CVEs Like This One

CVE-2023-29531Same product: Apple Macos
CVE-2023-4582Same product: Apple Macos
CVE-2024-11698Same product: Apple Macos
CVE-2025-6426Same product: Apple Macos
CVE-2023-4577Same product: Mozilla Firefox
CVE-2023-32213Same product: Mozilla Firefox
CVE-2023-32215Same product: Mozilla Firefox
CVE-2024-7526Same product: Mozilla Firefox
CVE-2024-7518Same product: Mozilla Firefox
CVE-2023-4578Same product: Mozilla Firefox

Affected Assets

mozilla
firefox
≤ 119.0
mozilla
firefox esr
≤ 115.4
mozilla
thunderbird
≤ 115.4.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References