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CVE-2026-34831

🗓️ 02 Apr 2026 17:16:26Reported by [email protected]Type 
nvd
 nvd
🔗 web.nvd.nist.gov

Rack uses string size for Content-Length in 404 responses, misframing multibyte Unicode; fixed in 2.2.23, 3.1.21, 3.2.6.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-34831
2 Apr 202616:43
attackerkb
Chainguard
CVE-2026-34831 vulnerabilities
6 Apr 202601:18
cgr
CNNVD
Rack 安全漏洞
2 Apr 202600:00
cnnvd
CVE
CVE-2026-34831
2 Apr 202616:43
cve
Cvelist
CVE-2026-34831 Rack: Content-Length mismatch in Rack::Files error responses
2 Apr 202616:43
cvelist
Debian CVE
CVE-2026-34831
2 Apr 202616:43
debiancve
EUVD
EUVD-2026-18392
2 Apr 202620:36
euvd
Github Security Blog
Rack has Content-Length mismatch in Rack::Files error responses
2 Apr 202620:36
github
OSV
CGA-WHH4-HGX9-244X
6 Apr 202600:30
osv
OSV
DEBIAN-CVE-2026-34831
2 Apr 202617:16
osv
Rows per page
NVD
Node
rackrackRange<2.2.23ruby
OR
rackrackRange3.0.03.1.21ruby
OR
rackrackRange3.2.03.2.6ruby

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