CVE-2024-39891

5.3

CVSS
Medium

PUBLISHED

In the Twilio Authy API, accessed by Authy Android before 25.1.0 and Authy iOS before 26.1.0, an unauthenticated endpoint provided access to...

Exploited in the wild Remote Low complexity No user interaction

Vendor: Twilio
Product: Authy
Published: Jul 02, 2024
EPSS: —

Description

In the Twilio Authy API, accessed by Authy Android before 25.1.0 and Authy iOS before 26.1.0, an unauthenticated endpoint provided access to certain phone-number data, as exploited in the wild in June 2024. Specifically, the endpoint accepted a stream of requests containing phone numbers, and responded with information about whether each phone number was registered with Authy. (Authy accounts were not compromised, however.)

ios android cisa

CVSS scores

CVSS v3.1 5.3 Medium

CVSS:3.1/AC:L/AV:N/A:N/C:L/I:N/PR:N/S:U/UI:N

Exploitation status

Exploited in the wild

Recorded 2024-07-23 00:00:00 UTC · Source

SSVC decision points

Exploitation: active
Automatable: Yes
Technical impact: partial

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CISA	Jul 23, 2024

Vulnerability detail