CVE-2024-39891

Twilio Authy Information Disclosure Vulnerability

Twilio — Authy

Added to KEV catalog: 23 July 2024
Federal remediation due date: 13 August 2024
Weakness classification (CWE): CWE-203

CISA Description

Twilio Authy contains an information disclosure vulnerability in its API that allows an unauthenticated endpoint to accept a request containing a phone number and respond with information about whether the phone number was registered with Authy.

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notes

https://www.twilio.com/en-us/changelog/Security_Alert_Authy_App_Android_iOS; https://nvd.nist.gov/vuln/detail/CVE-2024-39891

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