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CVE-2019-10250

20
FAUCET Score

CVE-2019-10250 describes a vulnerability in UCWeb UC Browser 7.0.185.1002 on Windows, where the browser uses unencrypted HTTP for downloading certain PDF modules, making it susceptible to Man-in-the-Middle (MITM) attacks. This medium-severity vulnerability (CVSS 5.9) has a network attack vector and high confidentiality impact, but requires high attack complexity. While there is no evidence of active exploitation, public exploit code, or significant community discussion, the underlying weakness (CWE-319) remains a concern for affected users.

Impacted Technologies

VendorProductVersion(s)CPE
7.0.185.1002CPE matchmatch criteria
cpe:2.3:a:ucweb:uc_browser:7.0.185.1002:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.9MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.72%
Probability of exploitation in next 30 days
EPSS Percentile
50.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0072 is in the 10th percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

bleepingcomputer.com / news/security/uc-browser-for-android-desktop-exposes-500-million-users-to-mitm-attacks
ExploitThird Party Advisory