Improper Certificate Validation Affecting com.oviva.telematik:vau-httpclient package, versions [,1.2.1)
Threat Intelligence
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-JAVA-COMOVIVATELEMATIK-17157661
- published4 Jun 2026
- disclosed8 May 2026
- creditSimon Weber, Volker Schönefeld, Chiara Fliegner
Introduced: 8 May 2026
CVE-2026-44900 (opens in a new tab)How to fix?
Upgrade com.oviva.telematik:vau-httpclient to version 1.2.1 or higher.
Overview
Affected versions of this package are vulnerable to Improper Certificate Validation via the SignedPublicKeysTrustValidatorImpl.isTrusted() function. An attacker can bypass signature verification and gain unauthorized access by providing any structurally valid ECDSA signature, as the boolean return value of Signature.verify() is discarded.