UCWeb UC 12.12.3.1219 through 12.12.3.1226 uses cleartext HTTP, and thus man-in-the-middle attackers can discover visited URLs.
https://medium.com/%40ciph3r/why-you-should-not-use-uc-browser-54558916d020
Source: Mitre, NVD
Published: 2021-08-14
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 3.7
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Severity: Low
EPSS: 0.00108