CVE-2017-0222

HIGHNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-02-25), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 8.8 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
8.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 30%CVSS: 8.8Exploit: NoneExposed: 0

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

A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory, aka "Internet Explorer Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0226.

CVSS v3
8.8
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
98.0%
KEV
⚠ Exploited

Published

May 12, 2017

Last Modified

April 22, 2026

Advisory Details (3)

Auto-updated May 2, 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-2017-0222
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-2017-0222
generic
http://www.securityfocus.com/bid/98127

Weakness Classification(2)

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 96× in last 7d / 391× 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 717 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(6)

What is CVE-2017-0222?
CVE-2017-0222 is a high vulnerability published on May 12, 2017. A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory, aka "Internet Explorer Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0226.
When was CVE-2017-0222 disclosed?
CVE-2017-0222 was first published in the National Vulnerability Database on May 12, 2017, with the most recent update on April 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-0222 actively exploited?
Yes. CISA added CVE-2017-0222 to the Known Exploited Vulnerabilities catalog on February 25, 2022, affecting Microsoft Internet Explorer. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2017-0222?
CVE-2017-0222 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2017-0222?
CVE-2017-0222 affects Microsoft Internet Explorer. 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-2017-0222?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-0222, 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.

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