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Fencer Intel
medium 4.3

CVE-2020-7363 json

UCWeb UC Browser Address Bar Spooofing

published 6y ago modified 4mo ago also EUVD-2020-28490

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits
0
none known

Summary

User Interface (UI) Misrepresentation of Critical Information vulnerability in the address bar of UCWeb's UC Browser allows an attacker to obfuscate the true source of data as presented in the browser. This issue affects UCWeb's UC Browser version 13.0.8 and prior versions.

Patch / fix

  • ucweb uc_browser 13.3.2

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Exploit prediction

0.74% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • rafaybaloch.com https://www.rafaybaloch.com/2020/10/multiple-address-bar-spoofing-vulnerabilities.html referenced PoC, tagged "exploit" by a source, unverified
  • blog.rapid7.com https://blog.rapid7.com/2020/10/20/vulntober-multiple-mobile-browser-address-bar-spoofing-vulnerabilities/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • UCWeb UC Browser

Classification

Weakness
  • CWE-451 User Interface (UI) Misrepresentation of Critical Information

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.