CVE-2021-33594

F-Secure Safe browser for Android vulnerable to Address Bar Spoofing

LOW
3.5
CVSS Score
Published: August 11, 2021 at 10:28 AM UTC
Updated: June 17, 2026 at 03:54 AM UTC
2 products affected across 1 vendorSafeSecure Safe

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Severity
LOW3.5
Exploit prediction
EPSS 1%

Description

An address bar spoofing vulnerability was discovered in Safe Browser for Android. When user clicks on a specially crafted a malicious URL, it appears like a legitimate one on the address bar, while the content comes from other domain and presented in a window, covering the original content. A remote attacker can leverage this to perform address bar spoofing attack.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 18.4.0
Affected range stops below 18.4.0, so it looks safe — our inference, not a vendor statement
18.4x ≤ v < 18.3x*18.4x
Affected range stops below 18.3x*, so it looks safe — our inference, not a vendor statement

CVSS

3.5LOWF-SecureUS
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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