Vulnerability record · CVE-2024-45607 · published 12 September 2024

CVE-2024-45607: Secreto31126 whatsapp-api-js improper verification of cryptographic signature vulnerability

SSecreto31126 · Whatsapp Api Js

whatsapp-api-js is a TypeScript server agnostic Whatsapp's Official API framework. It's possible to check the payload validation using the WhatsAppAPI.verifyRequestSignature and expect false when the signature is valid. Incorrect Access Control, anyone using the post or verifyRequestSignature methods to handle messages is impacted. This vulnerability is fixed in 4.0.3.

5.3 CVSS 3.1 Medium EPSS 14% · top 3.5% CWE-347 · Improper verification of cryptographic signature

5.3CVSS 3.1 base score

14%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

3References

17 Jun 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

SWhatsapp Api Js Secreto31126

References

Link	Tags
https://github.com/Secreto31126/whatsapp-api-js/commit/56620c65126427496a94d176082fbd8393a95b6d	Patch
https://github.com/Secreto31126/whatsapp-api-js/pull/371	Patch
https://github.com/Secreto31126/whatsapp-api-js/security/advisories/GHSA-mwhf-vhr5-7j23	Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-45607), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.