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CVE-2026-32241 Flannel vulnerable to cross-node remote code execution via extension backend BackendData injection

🗓️ 27 Mar 2026 19:31:48Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 43 Views

Flannel extension backend before 0.28.2 allows root remote code execution via Node annotations in SubnetAddCommand.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-32241
27 Mar 202619:31
–attackerkb
bdu_fstec
BDU FSTEC
Flannel Network Infrastructure Arbitrary Command Execution
27 May 202600:00
–bdu_fstec
cbl_mariner
CBLMariner
CVE-2026-32241 affecting package flannel for versions less than 0.24.2-25
6 Apr 202623:43
–cbl_mariner
cgr
Chainguard
CVE-2026-32241 vulnerabilities
29 Mar 202601:17
–cgr
circl
Circl
CVE-2026-32241
27 Mar 202621:01
–circl
cnnvd
CNNVD
flannel 命令注入漏洞
27 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-32241
27 Mar 202619:31
–cve
euvd
EUVD
EUVD-2026-16771
27 Mar 202620:28
–euvd
github
Github Security Blog
Flannel has cross-node remote code execution via extension backend BackendData injection
27 Mar 202620:28
–github
mend
Mend
CVE-2026-32241
27 Mar 202619:31
–mend
Rows per page
[
  {
    "vendor": "flannel-io",
    "product": "flannel",
    "versions": [
      {
        "version": "< 0.28.2",
        "status": "affected"
      }
    ]
  }
]

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