Improper Verification of Cryptographic Signature Affecting @oneuptime/common package, versions >=10.0.23 <10.0.34
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-ONEUPTIMECOMMON-15842853
- published30 Mar 2026
- disclosed18 Mar 2026
- creditn0rv-TvT
Introduced: 18 Mar 2026
NewCVE-2026-33143 (opens in a new tab)How to fix?
Upgrade @oneuptime/common to version 10.0.34 or higher.
Overview
@oneuptime/common is a The OneUptime Common UI Library is a collection of shared components, utilities that are used across the OneUptime platform. It is designed to be easy to install and use, and to be extensible. This library is built with React and TypeScript. It includes c
Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the WhatsApp POST webhook due to the improper verification of the Meta/WhatsApp X-Hub-Signature-256 HMAC signature. An attacker can manipulate notification delivery status records, suppress alerts, and corrupt audit trails by sending forged webhook payloads without authentication or signature verification.