October 8, 2026

CVE Watchtower

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CVE-2026-54117NVD

Vulnerability Summary

Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.
Severity Level
CRITICAL(9.8)
Published Date
Jul 14, 2026
Last Modified
Aug 20, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
1.16%Probability
Root Weakness (CWE)
CWE-502: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • Microsoft Sql Server 2016 >= 13.0.6300.2 and < 13.0.6500.1
  • Microsoft Sql Server 2016 >= 13.0.7000.253 and < 13.0.7095.1
  • Microsoft Sql Server 2017 >= 14.0.1000.169 and < 14.0.2120.1
  • Microsoft Sql Server 2017 >= 14.0.3006.16 and < 14.0.3540.1
  • Microsoft Sql Server 2019 >= 15.0.2000.5 and < 15.0.2180.2
  • Microsoft Sql Server 2019 >= 15.0.4003.23 and < 15.0.4480.2
  • Microsoft Sql Server 2022 >= 16.0.1000.6 and < 16.0.1190.2
  • Microsoft Sql Server 2022 >= 16.0.4003.1 and < 16.0.4262.2
  • Microsoft Sql Server 2025 >= 17.0.1000.7 and < 17.0.1125.2
  • Microsoft Sql Server 2025 >= 17.0.4006.2 and < 17.0.4060.2
Patched Versions
  • Microsoft Sql Server 2016 13.0.6500.1
  • Microsoft Sql Server 2016 13.0.7095.1
  • Microsoft Sql Server 2017 14.0.2120.1
  • Microsoft Sql Server 2017 14.0.3540.1
  • Microsoft Sql Server 2019 15.0.2180.2
  • Microsoft Sql Server 2019 15.0.4480.2
  • Microsoft Sql Server 2022 16.0.1190.2
  • Microsoft Sql Server 2022 16.0.4262.2
  • Microsoft Sql Server 2025 17.0.1125.2
  • Microsoft Sql Server 2025 17.0.4060.2
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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.

External References