What’s Vulnerable › Vulnerabilities

CVE-2024-45607: whatsapp-api-js fails to validate message's signature

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 14.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-12 · updated 2026-06-17
• Weakness: CWE-347

Description

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.

Affected products

• Secreto31126 whatsapp-api-js: from 4.0.0 before 4.0.3 — fixed in 4.0.3

How to fix

Upgrade to a fixed version: Secreto31126 whatsapp-api-js 4.0.3. Check the vendor advisory for mitigations.

References

• https://github.com/Secreto31126/whatsapp-api-js/commit/56620c65126427496a94d176082fbd8393a95b6d
• https://github.com/Secreto31126/whatsapp-api-js/pull/371
• https://github.com/Secreto31126/whatsapp-api-js/security/advisories/GHSA-mwhf-vhr5-7j23

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