CVE-2026-50045: 'max-global-quota' reset by DNSSEC validation restarts
CSIRTS triage
- What
- 'max-global-quota' can be reset by DNSSEC validation restarts.
- Who is affected
- Affected systems using DNSSEC validation.
- Urgency
- Remediation is medium urgency as it may affect resource management.
- Action
- Review and adjust DNSSEC configurations.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50045
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-500450.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-50045 | coverage & exploitation status | NVD · CVE.org |
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