Redis Security Advisory Addresses Multiple Vulnerabilities

Severity: Medium (Score: 57.8)

Sources: Cyber.Gc.Ca, redis.io, Cybersecuritynews, Gbhackers

Summary

On May 5, 2026, Redis published a security advisory detailing five vulnerabilities, including CVE-2026-23479, CVE-2026-25243, CVE-2026-25588, CVE-2026-25589, and CVE-2026-23631. These vulnerabilities allow for remote code execution (RCE) if an attacker gains authenticated access to a Redis instance. Redis Cloud customers are automatically protected, while self-managed users must upgrade to the latest versions to mitigate risks. The vulnerabilities were reported by security researchers, and as of the advisory's publication, there is no evidence of exploitation in the wild. Users are encouraged to review their configurations and apply necessary updates to safeguard their systems. Key Points: • Five vulnerabilities in Redis could lead to remote code execution if exploited. • Redis Cloud customers are automatically protected; self-managed users must upgrade. • No evidence of exploitation has been reported as of the advisory's release.

Key Entities

• CVE-2026-23631 (cve)
• CVE-2026-25588 (cve)
• zeroday.cloud (domain)
• Redis (platform)
• Redis Cloud (platform)