CVE-2016-3324

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
8.8EG
EchelonGraph verdictMitigate this weekExploitation is likely or a public exploit exists.
  • Public exploit code is available (Exploit-DB (verified), epss top5pct, public exploit)
CISA-KEV: Not listedEPSS PROB: 28%CVSS: 8.8Exploit: Exploit-DB (verified) · epss top5pct · public exploitExposed services: Not assessed

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

Microsoft Internet Explorer 9 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability."

CVSS v3
8.8
EG Score
8.8HIGHmedium confidence
EG Risk
70
EG Risk 70/100CISA 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%
Exploitation65% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track* or Attend at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
28%
EPSS %ILE
98th
KEV
Not listed

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

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (EG-KEV: weaponized) · 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

September 14, 2016

Last Modified

June 17, 2026

Advisory Details (4)

Auto-updated Jul 26, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Microsoft Internet Explorer 11/10/9 - MSHTML 'PROPERTYDESC::Handle­Style­Component­Property' Out-of-Bounds Read (MS16-104) - Windows dos Exploit

https://www.exploit-db.com/exploits/40748/
generic

Microsoft Security Bulletin MS16-104 - Critical | Microsoft Learn

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-104
generic
http://www.securitytracker.com/id/1036788
generic
http://www.securityfocus.com/bid/92809

Vendor Advisories for CVE-2016-3324(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 5× in last 7d / 16× 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 126 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

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

  • Exploit-DBEDB-40748✓ verified
    First seen Nov 10, 2016

    Microsoft Internet Explorer 11/10/9 - MSHTML 'PROPERTYDESC::Handle­Style­Component­Property' Out-of-Bounds Read (MS16-104)

    Open source ↗

Frequently asked(5)

What is CVE-2016-3324?
CVE-2016-3324 is a high vulnerability published on September 14, 2016. Microsoft Internet Explorer 9 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability."
When was CVE-2016-3324 disclosed?
CVE-2016-3324 was first published on September 14, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-3324 actively exploited?
CVE-2016-3324 is not currently on CISA's Known Exploited Vulnerabilities catalog. EchelonGraph's EG-KEV model classifies it as weaponized: a functional public exploit exists. FIRST EPSS estimates a 28% probability of exploitation in the next 30 days (98th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2016-3324?
CVE-2016-3324 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2016-3324?
No fix for CVE-2016-3324 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2016-3324 are linked in the Vendor Advisories panel on this page.

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