CVE-2026-32241

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

CVE-2026-32241 is fixed in govulncheck-vulndb on 1 platform, first by SUSE-SU-2026:1205-1, released April 7, 2026. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.5

Important

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0276

86th percentile

GO-2026-4894 GHSA-vchx-5pr6-ffx2

Where it's fixed

Product	Fixed in	Fix	Released
Linux
govulncheck-vulndb · opensuse-leap 15.6	0.0.20260402T184258-150000.1.158.1	SUSE-SU-2026:1205-1	Apr 7, 2026
govulncheck-vulndb · opensuse-leap 16.0	0.0.20260723T184607-160000.1.1	OPENSUSE-SU-2026:21483-1	Jul 30, 2026

Details

Published
March 29, 2026
Weakness
Improper Neutralization of Special Elements used in a Command ('Command Injection')
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32241

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