Vulnerabilityhigh
CVE-2026-8933: Ubuntu security flaw breaks Snap sandbox protections
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-3888 | Local privilege escalation in snapd on Linux allows local attackers to get root privilege by re-creating snap's private /tmp directory when systemd-tmpfiles is… | 7.8 | 1% | PoC ×2 | |
| CVE-2026-8933 | A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure… | 7.8 | <1% |
From the original article
3 min read at securityaffairs.com
Qualys disclosed CVE-2026-8933, a high-severity Ubuntu flaw that lets local attackers gain root privileges through a race condition in snap-confine. Qualys has disclosed a high-severity local privilege escalation vulnerability, tracked as CVE-2026-8933 (CVSS score of 7. 8), affecting default installations of Ubuntu Desktop 24.
By @securityaffairs · securityaffairs.com
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