CVE-2022-41033

CRITICALNVD 7.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-10-11), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 5 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 2%CVSS: 7.8Exploit: cisa kev · ssvc activeExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Windows COM+ Event System Service Elevation of Privilege Vulnerability

CVSS v3
7.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
2%
EPSS %ILE
76%
KEV
⚠ Exploited

Published

October 11, 2022

Last Modified

January 13, 2026

Advisory Details (3)

Auto-updated Jun 4, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa, microsoft.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-41033
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

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

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41033
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-2022-41033

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 68× in last 7d / 375× 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 754 total refreshes for this CVE.

  1. 2026-07-28 03:07 UTCVendor advisory
  2. 2026-07-28 03:07 UTCGHSA enrichment
  3. 2026-07-27 23:04 UTCVendor advisory
  4. 2026-07-27 23:03 UTCGHSA enrichment
  5. 2026-07-27 19:24 UTCCISA KEV update
  6. 2026-07-27 18:58 UTCVendor advisory
  7. 2026-07-27 18:58 UTCGHSA enrichment
  8. 2026-07-27 17:17 UTCCISA KEV update
  9. 2026-07-27 14:49 UTCEG score recompute
  10. 2026-07-27 14:49 UTCVendor advisory
  11. 2026-07-27 14:49 UTCGHSA enrichment
  12. 2026-07-27 10:39 UTCVendor advisory
  13. 2026-07-27 10:38 UTCGHSA enrichment
  14. 2026-07-27 06:35 UTCVendor advisory
  15. 2026-07-27 06:35 UTCGHSA enrichment
  16. 2026-07-27 02:31 UTCVendor advisory
  17. 2026-07-27 02:30 UTCGHSA enrichment
  18. 2026-07-26 22:26 UTCVendor advisory
  19. 2026-07-26 22:26 UTCGHSA enrichment
  20. 2026-07-26 18:22 UTCEG score recompute
  21. 2026-07-26 18:22 UTCVendor advisory
  22. 2026-07-26 18:21 UTCGHSA enrichment
  23. 2026-07-26 14:52 UTCEPSS rescore
  24. 2026-07-26 14:52 UTCEPSS rescore
  25. 2026-07-26 14:17 UTCEG score recompute
Show 75 more
  1. 2026-07-26 14:17 UTCVendor advisory
  2. 2026-07-26 14:17 UTCGHSA enrichment
  3. 2026-07-26 10:12 UTCVendor advisory
  4. 2026-07-26 10:12 UTCGHSA enrichment
  5. 2026-07-26 06:05 UTCVendor advisory
  6. 2026-07-26 06:05 UTCGHSA enrichment
  7. 2026-07-26 01:59 UTCEG score recompute
  8. 2026-07-26 01:59 UTCVendor advisory
  9. 2026-07-26 01:59 UTCGHSA enrichment
  10. 2026-07-25 14:15 UTCEPSS rescore
  11. 2026-07-24 14:15 UTCEPSS rescore
  12. 2026-07-23 14:16 UTCEPSS rescore
  13. 2026-07-23 02:13 UTCEG score recompute
  14. 2026-07-23 00:18 UTCEG score recompute
  15. 2026-07-23 00:18 UTCVendor advisory
  16. 2026-07-23 00:17 UTCGHSA enrichment
  17. 2026-07-22 23:01 UTCEG score recompute
  18. 2026-07-22 20:11 UTCGHSA enrichment
  19. 2026-07-22 19:40 UTCCISA KEV update
  20. 2026-07-22 16:07 UTCEG score recompute
  21. 2026-07-22 16:07 UTCVendor advisory
  22. 2026-07-22 16:07 UTCGHSA enrichment
  23. 2026-07-22 14:06 UTCEPSS rescore
  24. 2026-07-22 12:03 UTCVendor advisory
  25. 2026-07-22 12:03 UTCGHSA enrichment
  26. 2026-07-22 07:59 UTCVendor advisory
  27. 2026-07-22 07:59 UTCGHSA enrichment
  28. 2026-07-22 03:55 UTCVendor advisory
  29. 2026-07-22 03:54 UTCGHSA enrichment
  30. 2026-07-21 23:48 UTCVendor advisory
  31. 2026-07-21 23:48 UTCGHSA enrichment
  32. 2026-07-21 17:34 UTCEG score recompute
  33. 2026-07-21 17:34 UTCVendor advisory
  34. 2026-07-21 17:33 UTCGHSA enrichment
  35. 2026-07-21 15:23 UTCEPSS rescore
  36. 2026-07-21 15:23 UTCEPSS rescore
  37. 2026-07-21 14:37 UTCCISA KEV update
  38. 2026-07-21 13:28 UTCVendor advisory
  39. 2026-07-21 13:28 UTCGHSA enrichment
  40. 2026-07-21 09:23 UTCVendor advisory
  41. 2026-07-21 09:23 UTCGHSA enrichment
  42. 2026-07-21 05:19 UTCVendor advisory
  43. 2026-07-21 05:19 UTCGHSA enrichment
  44. 2026-07-21 01:13 UTCVendor advisory
  45. 2026-07-21 01:13 UTCGHSA enrichment
  46. 2026-07-20 21:08 UTCEG score recompute
  47. 2026-07-20 21:08 UTCVendor advisory
  48. 2026-07-20 21:08 UTCGHSA enrichment
  49. 2026-07-20 17:05 UTCEPSS rescore
  50. 2026-07-20 17:02 UTCVendor advisory
  51. 2026-07-20 17:02 UTCGHSA enrichment
  52. 2026-07-20 12:56 UTCGHSA enrichment
  53. 2026-07-20 08:52 UTCVendor advisory
  54. 2026-07-20 08:52 UTCGHSA enrichment
  55. 2026-07-20 04:48 UTCVendor advisory
  56. 2026-07-20 04:48 UTCGHSA enrichment
  57. 2026-07-20 00:43 UTCVendor advisory
  58. 2026-07-20 00:43 UTCGHSA enrichment
  59. 2026-07-19 20:39 UTCVendor advisory
  60. 2026-07-19 20:39 UTCGHSA enrichment
  61. 2026-07-19 16:35 UTCEG score recompute
  62. 2026-07-19 16:35 UTCVendor advisory
  63. 2026-07-19 16:35 UTCGHSA enrichment
  64. 2026-07-19 14:29 UTCEPSS rescore
  65. 2026-07-19 12:31 UTCVendor advisory
  66. 2026-07-19 12:30 UTCGHSA enrichment
  67. 2026-07-19 08:25 UTCVendor advisory
  68. 2026-07-19 08:25 UTCGHSA enrichment
  69. 2026-07-19 04:20 UTCEG score recompute
  70. 2026-07-19 04:20 UTCVendor advisory
  71. 2026-07-19 04:20 UTCGHSA enrichment
  72. 2026-07-19 02:27 UTCEPSS rescore
  73. 2026-07-19 02:27 UTCEPSS rescore
  74. 2026-07-19 00:15 UTCGHSA enrichment
  75. 2026-07-18 20:09 UTCVendor advisory

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Frequently asked(6)

What is CVE-2022-41033?
CVE-2022-41033 is a critical vulnerability published on October 11, 2022. Windows COM+ Event System Service Elevation of Privilege Vulnerability
When was CVE-2022-41033 disclosed?
CVE-2022-41033 was first published in the National Vulnerability Database on October 11, 2022, with the most recent update on January 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-41033 actively exploited?
Yes. CISA added CVE-2022-41033 to the Known Exploited Vulnerabilities catalog on October 11, 2022, affecting Microsoft Windows COM+ Event System Service. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2022-41033?
CVE-2022-41033 has a CVSS v3 base score of 7.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2022-41033?
CVE-2022-41033 affects Microsoft Windows COM+ Event System Service. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2022-41033?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-41033, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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