Medium severity4.3NVD Advisory· Published Dec 8, 2020· Updated Jun 17, 2026

CVE-2020-9942

Description

An inconsistent user interface issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, Safari 13.1.2. Visiting a malicious website may lead to address bar spoofing.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./Safari3 versions
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*range: <13.1.2
- (no CPE)range: 13.1.2
- (no CPE)range: unspecified
Apple Inc./Mac OS X
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Range: <11.0.1
Apple Inc./macOS Big Surllm-fuzzy
Range: 11.0.1
Apple Inc./macOSv5
Range: unspecified

Patches

Vulnerability mechanics

References

seclists.org/fulldisclosure/2020/Dec/32nvdMailing ListThird Party Advisory
support.apple.com/en-us/HT211292nvdRelease NotesVendor Advisory
support.apple.com/en-us/HT211931nvdRelease NotesVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.280
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000