CVE-2021-44751

A vulnerability affecting F-Secure SAFE browser was discovered. A maliciously crafted website attached with USSD code in JavaScript or iFrame can trigger dialer application from F-Secure browser which can be exploited by an attacker to send unwanted USSD messages or perform unwanted calls. In most modern Android OS, dialer application will require user interaction, however, some older Android OS may not need user interaction.

• CWE-276

• https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fameNot Applicable
• https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fameNot Applicable

Published

Mar 25, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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