The vulnerability of the modular interface of the Ruby-based Rack web server allows attackers to bypass existing security mechanisms.
🗓️ 03 Jun 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 10 Views
| Reporter | Title | Published | Views | Family All 71 |
|---|---|---|---|---|
 | CVE-2026-34786 | 2 Apr 202616:44 | – | attackerkb |
 | Security Bulletin: Multiple vulnerabilities in IBM Aspera Console | 16 Apr 202622:21 | – | ibm |
 | CVE-2026-34786 vulnerabilities | 6 Apr 202601:18 | – | cgr |
 | Rack 安全漏洞 | 2 Apr 202600:00 | – | cnnvd |
 | CVE-2026-34786 | 2 Apr 202616:44 | – | cve |
 | CVE-2026-34786 Rack: Rack::Static header_rules bypass via URL-encoded paths | 2 Apr 202616:44 | – | cvelist |
 | [SECURITY] [DLA 4706-1] ruby-rack security update | 30 Jul 202618:46 | – | debian |
 | CVE-2026-34786 | 2 Apr 202616:44 | – | debiancve |
 | Debian dla-4706 : ruby-rack - security update | 30 Jul 202600:00 | – | nessus |
| Ruby Rack < 2.2.23 / 3.0.x < 3.1.21 / 3.2 < 3.2.6 Multiple Vulnerabilities | 10 Apr 202600:00 | – | nessus |
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19 Jun 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 25
CVSS 35.3
EPSS0.00195