CVE-2024-39891
Twilio Authy Information Disclosure Vulnerability
IN CISA KEV
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.
- Vendor
- Twilio
- Product
- Authy
- CVSS
- No score recorded (no NVD record loaded for this entry)
- CWE
- CWE-203
- Published
- Not recorded
- NVD modified
- Not recorded
CISA KEV
- Date added
- 2024-07-23
- Due date
- 2024-08-13
- Ransomware use
- Unknown
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
EPSS
1.67% chance of exploitation in the next 30 days (percentile 76th)
FIRST EPSS, updated 17 Oct 2026. About EPSS
CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.
Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.