# wpmudev Hummingbird Performance – Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN.

Every CVE that names wpmudev Hummingbird Performance – Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [Hummingbird – Speed Optimization, Caching, Minify, Compress & CDN <= 3.21.0 - Unauthenticated Remote Code Execution via Cookie Name in Page Cache Debug Log](https://agentprime.io/advisories/CVE-2026-83627.md)
  `CVE-2026-83627` · CVE record: wpmudev Hummingbird Performance – Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN · CVSS 9.8 Critical · Critical (CVSS 9+) · Not analysed yet · Published 5 Sept 2026 · Tags: Code injection
- [Hummingbird <= 3.18.0 - Unauthenticated Sensitive Information Exposure via Log File](https://agentprime.io/advisories/CVE-2025-14437.md)
  `CVE-2025-14437` · CVE record: wpmudev Hummingbird Performance – Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN · CVSS 7.5 High · Not analysed yet · Published 18 Dec 2025 · Tags: Information disclosure

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