CVE Watchtower

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CVE-2026-42002NVD

Vulnerability Summary

Concurrency and locking defects in GSS-TSIG
Severity Level
MEDIUM(5.9)
Published Date
May 21, 2026
Last Modified
Jul 23, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.26%Probability
Root Weakness (CWE)
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics — Score 5.9 (MEDIUM)
Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • Powerdns Authoritative >= 4.7.0 and < 4.9.15
  • Powerdns Authoritative >= 5.0.0 and < 5.0.5
Patched Versions
  • Powerdns Authoritative 4.9.15
  • Powerdns Authoritative 5.0.5
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🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
🚫Ad-Free — Uninterrupted experience.