CVE-2026-4893
MEDIUM5.3EPSS 0.03%Published: 5/11/2026Modified: 5/14/2026
Also known as:ALPINE-CVE-2026-4893
Description
An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 client subnet information.
Affected packages (2)
- Alpine/dnsmasqfrom 0, < 2.91-r1
- Debian/dnsmasqfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |