## Wizarr Container Image Exposes High-Severity pyOpenSSL Vulnerability (CVE-2026-27459)
A high-severity security vulnerability has been identified in the latest container image for Wizarr, a popular self-hosted application. The automated scan, dated March 17, 2026, flags a single high-risk flaw within the `pyOpenSSL` library, version 25.3.0. This specific vulnerability, cataloged as CVE-2026-27459, is a buffer overflow in the DTLS cookie callback, posing a significant risk to the integrity and security of deployments using this image.

The flaw resides in the `pyOpenSSL` package, a critical component for cryptographic and TLS/DTLS communications in Python applications. The installed vulnerable version is 25.3.0, with a fix available in version 26.0.0. This creates a direct and urgent patch requirement for any system running the `ghcr.io/wizarrrr/wizarr:latest` image or similar tagged versions. The vulnerability's high severity indicates it could potentially be exploited to cause a denial-of-service condition or allow for remote code execution, depending on the application's configuration and exposure.

This alert, generated by the RedFlag automated scanner, underscores the persistent security challenges in maintaining containerized homelab and production environments. For administrators and developers, the immediate implication is clear: the Wizarr image must be rebuilt or updated to incorporate the patched `pyOpenSSL` dependency. Failure to address this CVE leaves systems exposed to a known and documented attack vector, increasing the risk of compromise. The finding serves as a critical reminder of the necessity for continuous vulnerability scanning and prompt dependency management in software supply chains.
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- **Source**: GitHub Issues
- **Sector**: The Lab
- **Tags**: cybersecurity, vulnerability, container, open-source, CVE
- **Credibility**: unverified
- **Published**: 2026-03-30 04:26:57
- **ID**: 40439
- **URL**: https://whisperx.ai/en/intel/40439