CVE-2019-1132

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 2022-03-15), 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: 10%CVSS: 7.8Exploit: cisa kev · ssvc active · epss top5pct · public exploitExposed: 0

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

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k 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
10%
EPSS %ILE
95%
KEV
⚠ Exploited

Published

July 15, 2019

Last Modified

October 29, 2025

Advisory Details (2)

Auto-updated Jun 3, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: microsoft, cisa.
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-2019-1132
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-2019-1132

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 89× in last 7d / 338× 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 1,000 total refreshes for this CVE.

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

Publicly available exploits

(3 references)

Working exploit code is in the public domain (2 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCpetercc/CVE-2019-1132
    First seen Jul 31, 2019

    CVE-2019-1132

    Open source ↗
  • Exploit-DBEDB-47176
    First seen Jul 26, 2019

    Microsoft Windows 7 build 7601 (x86) - Local Privilege Escalation

    Open source ↗
  • GitHub PoCVlad-tri/CVE-2019-1132
    First seen Jul 26, 2019

    EoP POC for CVE-2019-1132

    Open source ↗

Related CVEs(same vendor)

Frequently asked(6)

What is CVE-2019-1132?
CVE-2019-1132 is a critical vulnerability published on July 15, 2019. An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'.
When was CVE-2019-1132 disclosed?
CVE-2019-1132 was first published in the National Vulnerability Database on July 15, 2019, with the most recent update on October 29, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-1132 actively exploited?
Yes. CISA added CVE-2019-1132 to the Known Exploited Vulnerabilities catalog on March 15, 2022, affecting Microsoft Win32k. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2019-1132?
CVE-2019-1132 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-2019-1132?
CVE-2019-1132 affects Microsoft Win32k. 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-2019-1132?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-1132, 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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