CVE-2026-52690

unknowncovered by 1 sourcefirst seen 2026-06-25

Multiple vulnerabiliites have been discovered in PDNS Recursor, a resolving name server which could result in denial of service, cache poisoning or information disclosure. https://security-tracker.debian.org/tracker/DSA-6369-1

CSIRTS triage

What: Multiple vulnerabilities in PDNS Recursor could lead to denial of service, cache poisoning, or information disclosure.
Who is affected: Deployments of PDNS Recursor are affected.
Urgency: Remediation is important due to the potential for service disruption and data exposure.
Action: Apply the latest security update for PDNS Recursor.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Low exploitation risk0.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.

Advisory coverage (1)

unknownDSA-6369-1 pdns-recursor - security updatedebian · 2026-06-25

External references

NVD record for CVE-2026-52690

CVE.org record

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