THREAT OPS › Threat News › [NVD] CVE-2026-4984 (HIGH 8.2) — The Twilio integration webhook handler accepts any POST request without validating Twilio's 'X-Twilio-Signature'.
When processing media messages, it fetches user-controlled URLs ('MediaUrlN' parameters) using HTTP requests that include the integration's Twilio credentials in the
[NVD] CVE-2026-4984 (HIGH 8.2) — The Twilio integration webhook handler accepts any POST request without validating Twilio's 'X-Twilio-Signature'. When processing media messages, it fetches user-controlled URLs ('MediaUrlN' parameters) using HTTP requests that include the integration's Twilio credentials in the
CVE-2026-4984 CVSS: 8.2 HIGH Published: 2026-03-27T15:17:03.953
The Twilio integration webhook handler accepts any POST request without validating Twilio's 'X-Twilio-Signature'.
When processing media messages, it fetches user-controlled URLs ('MediaUrlN' parameters) using HTTP requests that include the integration's Twilio credentials in the 'Authorization' header.
An attacker can forge a webho
MITRE ATT&CK techniques
- CredentialsT1589.001
Indicators of compromise
- CVE-2026-4984cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-4984