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Traefik: Deny Rule Bypass via Unauthenticated Malicious gRPC Requests in gRPC-Go Dependency (CVE-2026-33186)

🗓️ 29 Mar 2026 15:37:28Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 12 Views

Traefik may bypass deny rules via unauthenticated gRPC requests with missing slash in path.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
OSV
MINI-JJXM-Q8MF-XGHJ
20 Mar 202620:00
osv
OSV
MINI-JM2R-M97X-WVF3
21 Apr 202620:45
osv
OSV
MINI-JMQ3-MQ6R-4G6C
20 Mar 202620:00
osv
OSV
MINI-JMXQ-V77F-66G3
18 Jun 202607:24
osv
OSV
MINI-JP8Q-8QFM-M6V3
20 Mar 202614:30
osv
OSV
MINI-JQPM-2HW8-F85V
16 May 202619:31
osv
OSV
MINI-JQWP-7H36-WPV2
19 Mar 202614:45
osv
OSV
MINI-JQWP-8533-9XRH
19 Mar 202614:00
osv
OSV
MINI-JRF6-4RF8-MV83
22 Mar 202619:00
osv
OSV
MINI-JRMF-3495-42J2
1 May 202621:33
osv
Rows per page
Vulners
Node
OR
traefiktraefikRange3.7.0-ea.13.7.0-ea.3go
traefiktraefikRange3.0.0-beta33.6.12go
traefiktraefikRange<2.11.42go

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29 Mar 2026 15:37Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.19.1
EPSS0.01557
SSVC
12