CVE-2022-24500

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-04-16. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 38%CVSS: 8.8Exploit: Elevated riskExposed services: Not assessed

A fix is available — apply it.

Windows SMB Remote Code Execution Vulnerability

CVSS v3
8.8
EG Score
8.8HIGHmedium confidence
EG Risk
60
EG Risk 60/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity88% × 45%
Exploitation40% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track* or Attend at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
38%
EPSS %ILE
98th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* or Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation public PoC (EG-KEV: elevated) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

April 15, 2022

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated Aug 30, 2026
Patch available. Sources: microsoft.
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-24500

Vendor Advisories for CVE-2022-24500(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Data Freshness Timeline

(refreshed 6× in last 7d / 21× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 136 total refreshes for this CVE.

  1. 2026-10-03 14:23 UTCEPSS rescore
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  3. 2026-09-30 15:51 UTCEG score recompute
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  1. 2026-08-30 01:19 UTCEPSS rescore
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  28. 2026-07-24 14:15 UTCEPSS rescore
  29. 2026-07-23 14:16 UTCEPSS rescore
  30. 2026-07-23 02:09 UTCEG score recompute
  31. 2026-07-22 22:56 UTCEG score recompute
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Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Frequently asked(5)

What is CVE-2022-24500?
CVE-2022-24500 is a high vulnerability published on April 15, 2022. Windows SMB Remote Code Execution Vulnerability
When was CVE-2022-24500 disclosed?
CVE-2022-24500 was first published on April 15, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-24500 actively exploited?
CVE-2022-24500 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 38% probability of exploitation in the next 30 days (98th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2022-24500?
CVE-2022-24500 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2022-24500?
A fix for CVE-2022-24500 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2022-24500 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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