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SUSE CVE-2026-26961

🗓️ 03 Apr 2026 23:26:23Reported by Suse CVEType 
susecve
 susecve🔗 www.suse.com👁 18 Views

Rack parses boundary with a greedy regex, enabling smuggling via the first boundary; patched in 2.2.23, 3.1.21, 3.2.6.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb		CVE-2026-26961
2 Apr 202616:42
–attackerkb
ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in IBM Aspera Console
16 Apr 202622:21
–ibm
ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in IBM Aspera Enterprise WebApps
29 Apr 202618:41
–ibm
bdu_fstec
BDU FSTEC		Rack Modular Interface Bypass
3 Jun 202600:00
–bdu_fstec
cgr
Chainguard		CVE-2026-26961 vulnerabilities
6 Apr 202601:18
–cgr
cnnvd
CNNVD		Rack security vulnerabilities
2 Apr 202600:00
–cnnvd
cve
CVE		CVE-2026-26961
2 Apr 202616:42
–cve
cvelist
Cvelist		CVE-2026-26961 Rack: Multipart Boundary Parsing Ambiguity allowing WAF Bypass
2 Apr 202616:42
–cvelist
debian
Debian		[SECURITY] [DLA 4706-1] ruby-rack security update
30 Jul 202618:46
–debian
debian
Debian		[SECURITY] [DSA 6492-1] ruby-rack security update
10 Sep 202620:35
–debian
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
OpenSUSE Leap16.0noarchansible-rmt-server3.1.0-160000.1.1ansible-rmt-server-3.1.0-160000.1.1.noarch.rpm
SUSE Linux Enterprise Server16.1noarchansible-rmt-server3.1.0-160100.2.5ansible-rmt-server-3.1.0-160100.2.5.noarch.rpm
SUSE Linux Enterprise Server for SAP applications16.1noarchansible-rmt-server3.1.0-160100.2.5ansible-rmt-server-3.1.0-160100.2.5.noarch.rpm
SUSE Linux Enterprise Server15.4noarchrmt-server2.27-150400.3.54.1rmt-server-2.27-150400.3.54.1.noarch.rpm
SUSE Linux Enterprise Server for SAP applications15.4noarchrmt-server2.27-150400.3.54.1rmt-server-2.27-150400.3.54.1.noarch.rpm
SUSE Linux Enterprise Server15.5noarchrmt-server2.27-150500.3.47.1rmt-server-2.27-150500.3.47.1.noarch.rpm
SUSE Linux Enterprise Server15.6noarchrmt-server2.27-150500.3.47.1rmt-server-2.27-150500.3.47.1.noarch.rpm
SUSE Linux Enterprise Server for SAP applications15.5noarchrmt-server2.27-150500.3.47.1rmt-server-2.27-150500.3.47.1.noarch.rpm
SUSE Linux Enterprise Server for SAP applications15.6noarchrmt-server2.27-150500.3.47.1rmt-server-2.27-150500.3.47.1.noarch.rpm
SUSE Linux Enterprise Server15.7noarchrmt-server2.27-150700.3.20.1rmt-server-2.27-150700.3.20.1.noarch.rpm
Rows per page

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16 Oct 2026 00:30Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.13.7
EPSS0.00273
Rack vulnerabilityBoundary parsingContent smugglingPatched versions
18