CVE-2026-12725
A remote, anonymous attacker can exploit a vulnerability in dnsmasq to conduct a Denial of Service attack.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit a vulnerability to conduct a denial of service attack.
- Who is affected
- Deployments of dnsmasq with the affected versions.
- Urgency
- Remediation is medium urgency as it allows for denial of service.
- Action
- Apply the latest patches provided by dnsmasq.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.40% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[UPDATE] [medium] dnsmasq: Vulnerability allows Denial of Servicecert-bund · 2026-07-07
- mediumCVE-2026-12725: Dnsmasq: dnsmasq: heap buffer overflow in log_query() when logging unsupported ds/dnskey repli…msrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-12725)