CVE-2026-16487
HIGH
CVSS 8.1
Published: 2026-10-19
Modified: 2026-10-19
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Threat Intelligence Pending
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Description
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.
Quick Facts
| CVE ID | CVE-2026-16487 |
| CVSS Score | 8.1 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Published | 2026-10-19 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |