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Open Source NewsApril 23, 20252 min read

Security Advisory: CVE-2025-21605

By BIOS Founding Team

Security Advisory: CVE-2025-21605

Disclosed a high-severity denial-of-service vulnerability from unbounded output-buffer growth, abusable by unauthenticated clients when a Redis instance is exposed without a password, with fixes shipped across all supported release lines.

Full details: https://redis.io/blog/security-advisory-cve-2025-21605/