CVE-2026-83627
🗓️ 05 Sep 2026 05:30:54Reported by WordfenceType 
cve🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 147 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | Hummingbird: RCE | 8 Sep 202614:13 | – | 1dayexploit |
 | Exploit for CVE-2026-83627 | 4 Oct 202617:25 | – | githubexploit |
 | CVE-2026-83627 | 5 Sep 202605:50 | – | circl |
 | CVE-2026-83627 Hummingbird – Speed Optimization, Caching, Minify, Compress & CDN <= 3.21.0 - Unauthenticated Remote Code Execution via Cookie Name in Page Cache Debug Log | 5 Sep 202605:30 | – | cvelist |
 | EUVD-2026-71839 | 5 Sep 202605:30 | – | euvd |
 | 1day-archive | 1 Nov 202608:09 | – | kitploit |
 | CVE-2026-83627 | 5 Sep 202606:17 | – | nvd |
 | WordPress Hummingbird - Speed Optimization, Caching, Minify, Compress & CDN plugin <= 3.21.0 - Unauthenticated Remote Code Execution via Cookie Name in Page Cache Debug Log vulnerability | 4 Sep 202619:11 | – | patchstack |
 | PT-2026-86312 | 5 Sep 202600:00 | – | ptsecurity |
 | CVE-2026-83627: Improper Control of Generation of Code | 5 Sep 202600:00 | – | rapid7 |
10
Node
[
{
"vendor": "wpmudev",
"product": "Hummingbird Performance – Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN",
"versions": [
{
"version": "0",
"status": "affected",
"lessThanOrEqual": "3.21.0",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
]| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| Cookie | header | /wp-content/wphb-logs/page-caching-log.php | Unauthenticated RCE via a web-accessible log file. The log is written with raw cookie names matching wphb_cache_ and can contain executable PHP, enabling code execution when the log file is requested. | CWE-94 |
Data
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08 Sep 2026 13:12Current
9.1Critical risk
Vulners AI Score9.1
CVSS 3.19.8
EPSS0.01426
SSVC