MajorCritical vulnerability
CVE-2026-16487 (CVSS 8.1)
NVD · officialPublished Oct 19, 2026Risk 37/100
A flaw was found in bootc when operating with the default containers signature policy. Automatic or manual upgrades of a mutable image tag may apply unsigned content for registries that fall through to insecureAcceptAnything, allowing an attacker who can update that tag to execute arbitrary OS content as the host root filesystem on reboot.
Technical details
CVSS
8.1
AV:NetworkAC:HighPR:NoneUI:NoneC:HighI:HighA:High
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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