CVE-2026-33257
An attacker can exploit multiple vulnerabilities in DNSdist to carry out a denial of service attack.
CSIRTS triage
- What
- Multiple vulnerabilities allow an attacker to carry out a denial of service attack.
- Who is affected
- Deployments of DNSdist.
- Urgency
- Remediation is medium urgency as it can lead to service disruption.
- Action
- Update to the latest version of DNSdist.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-33257
Get an email if CVE-2026-33257 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Low exploitation risk0.51% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 40% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[UPDATE] [medium] DNSdist: Multiple vulnerabilities allow denial of servicecert-bund · 2026-07-02
- medium[UPDATE] [medium] PowerDNS: Multiple vulnerabilitiescert-bund · 2026-07-02
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-33257)