# Oviva AG Epa4all-Client vulnerabilities

Source: https://junglewise.ai/threats/technologies/epa4all-client  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/epa4all-client.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Oviva AG Epa4all-Client: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-45574, was published on 26 May 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About Oviva AG Epa4all-Client

A client application developed by Oviva AG for managing electronic patient records and healthcare data.

## Latest Oviva AG Epa4all-Client vulnerabilities

- [CVE-2026-45574: Oviva epa4all-client improper TLS certificate validation](https://junglewise.ai/threats/cve-2026-45574-oviva-epa4all-client-improper-tls-certificate-validation) (high, CVSS 8.1, published 26 May 2026)
- [CVE-2026-44900: Oviva epa4all-client signature bypass in SignedPublicKeysTrustValidator](https://junglewise.ai/threats/cve-2026-44900-oviva-epa4all-client-signature-bypass-in) (high, CVSS 8.1, published 26 May 2026)
- [CVE-2026-45575: oviva-ag epa4all-client signature verification bypass in IDP discovery](https://junglewise.ai/threats/cve-2026-45575-oviva-ag-epa4all-client-signature-verification-bypass-in-idp) (high, CVSS 7.4, published 26 May 2026)

## Most severe Oviva AG Epa4all-Client vulnerabilities

- [CVE-2026-45574: Oviva epa4all-client improper TLS certificate validation](https://junglewise.ai/threats/cve-2026-45574-oviva-epa4all-client-improper-tls-certificate-validation) (high, CVSS 8.1, published 26 May 2026)
- [CVE-2026-44900: Oviva epa4all-client signature bypass in SignedPublicKeysTrustValidator](https://junglewise.ai/threats/cve-2026-44900-oviva-epa4all-client-signature-bypass-in) (high, CVSS 8.1, published 26 May 2026)
- [CVE-2026-45575: oviva-ag epa4all-client signature verification bypass in IDP discovery](https://junglewise.ai/threats/cve-2026-45575-oviva-ag-epa4all-client-signature-verification-bypass-in-idp) (high, CVSS 7.4, published 26 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Oviva AG Epa4all-Client vulnerabilities", https://junglewise.ai/threats/technologies/epa4all-client, 9 November 2026.