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CVE-2026-39324 Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization

🗓️ 07 Apr 2026 18:13:28Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

Rack::Session::Cookie decryption failure fallback allows forged sessions before version 2.1.2.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
GithubExploit
Exploit for CVE-2026-39324
7 Apr 202600:16
githubexploit
ATTACKERKB
CVE-2026-39324
7 Apr 202618:13
attackerkb
Information Security Automation
April Linux Patch Wednesday
22 Apr 202616:00
avleonov
Chainguard
CVE-2026-39324 vulnerabilities
11 Apr 202602:19
cgr
Circl
CVE-2026-39324
7 Apr 202603:00
circl
CNNVD
Rack::Session 安全漏洞
7 Apr 202600:00
cnnvd
CVE
CVE-2026-39324
7 Apr 202618:13
cve
Debian CVE
CVE-2026-39324
7 Apr 202618:13
debiancve
EUVD
EUVD-2026-19820
8 Apr 202600:15
euvd
Github Security Blog
Rack::Session::Cookie secrets: decrypt failure fallback enables secretless session forgery and Marshal deserialization
8 Apr 202600:15
github
Rows per page
[
  {
    "vendor": "rack",
    "product": "rack-session",
    "versions": [
      {
        "version": ">= 2.0.0, < 2.1.2",
        "status": "affected"
      }
    ]
  }
]

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