CVE-2017-11907

HIGHNVD 7.58.4▲
EchelonGraph scoreHIGH confidence

Score elevated to 8.4 because EPSS predicts 64% probability of exploitation within the next 30 days (top 0.9% of all CVEs). NVD baseline CVSS 7.5 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Weaponized
8.4EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 65%
  • Public exploit code is available (Exploit-DB (verified), epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 65%CVSS: 7.5Exploit: Exploit-DB (verified) · epss top5pct · epss high · public exploitExposed: 0

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

Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to gain the same user rights as the current user, due to how Internet Explorer handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11886, CVE-2017-11889, CVE-2017-11890, CVE-2017-11893, CVE-2017-11894, CVE-2017-11895, CVE-2017-11901, CVE-2017-11903, CVE-2017-11905, CVE-2017-11905, CVE-2017-11908, CVE-2017-11909, CVE-2017-11910, CVE-2017-11911, CVE-2017-11912, CVE-2017-11913, CVE-2017-11914, CVE-2017-11916, CVE-2017-11918, and CVE-2017-11930.

CVSS v3
7.5
EG Score
8.4(high)
EG Risk
68(Track)
EG Risk 68/100SSVC: Track

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
Severity84% × 45%
Exploitation65% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
65%
EPSS %ILE
99%
KEV
Not listed

Published

December 12, 2017

Last Modified

June 17, 2026

References (8)

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 4× 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.

  1. 2026-09-07 15:56 UTCEPSS rescore
  2. 2026-09-04 05:01 UTCEPSS rescore
  3. 2026-09-02 14:07 UTCEPSS rescore
  4. 2026-09-01 13:48 UTCEPSS rescore
  5. 2026-08-30 19:13 UTCEPSS rescore
  6. 2026-08-28 21:36 UTCEPSS rescore
  7. 2026-08-26 14:41 UTCEPSS rescore
  8. 2026-08-24 14:10 UTCEPSS rescore
  9. 2026-08-21 23:44 UTCEPSS rescore
  10. 2026-08-20 22:50 UTCEPSS rescore
  11. 2026-08-19 16:59 UTCEPSS rescore
  12. 2026-08-18 13:43 UTCEPSS rescore
  13. 2026-08-17 13:42 UTCEPSS rescore
  14. 2026-08-16 02:10 UTCEPSS rescore
  15. 2026-08-15 01:26 UTCEPSS rescore
  16. 2026-08-13 21:56 UTCEPSS rescore
  17. 2026-08-06 13:42 UTCEPSS rescore
  18. 2026-08-05 19:12 UTCEPSS rescore
  19. 2026-08-03 10:30 UTCEPSS rescore
  20. 2026-08-02 02:23 UTCEPSS rescore
  21. 2026-07-30 16:24 UTCEPSS rescore
  22. 2026-07-30 01:26 UTCEPSS rescore
  23. 2026-07-28 15:32 UTCEPSS rescore
  24. 2026-07-26 14:51 UTCEPSS rescore
  25. 2026-07-25 14:13 UTCEPSS rescore
Show 69 more
  1. 2026-07-23 14:15 UTCEPSS rescore
  2. 2026-07-23 01:26 UTCEG score recompute▲ 0.90
  3. 2026-07-22 22:05 UTCEG score recompute
  4. 2026-07-22 14:04 UTCEPSS rescore
  5. 2026-07-21 15:21 UTCEPSS rescore
  6. 2026-07-21 15:21 UTCEPSS rescore
  7. 2026-07-20 17:04 UTCEPSS rescore
  8. 2026-07-20 17:04 UTCEPSS rescore
  9. 2026-07-19 02:26 UTCEPSS rescore
  10. 2026-07-19 02:26 UTCEPSS rescore
  11. 2026-07-16 16:59 UTCEPSS rescore
  12. 2026-07-16 16:59 UTCEPSS rescore
  13. 2026-07-15 16:54 UTCEPSS rescore
  14. 2026-07-15 16:54 UTCEPSS rescore
  15. 2026-07-13 22:26 UTCEPSS rescore
  16. 2026-07-13 06:09 UTCEPSS rescore
  17. 2026-07-11 08:24 UTCEPSS rescore
  18. 2026-07-09 19:06 UTCEPSS rescore
  19. 2026-07-05 02:27 UTCEPSS rescore
  20. 2026-07-01 15:02 UTCEPSS rescore
  21. 2026-07-01 15:02 UTCEPSS rescore
  22. 2026-06-29 14:03 UTCEPSS rescore
  23. 2026-06-28 14:04 UTCEPSS rescore
  24. 2026-06-28 04:53 UTCEPSS rescore
  25. 2026-06-27 03:05 UTCEPSS rescore
  26. 2026-06-25 13:47 UTCEPSS rescore
  27. 2026-06-25 13:47 UTCEPSS rescore
  28. 2026-06-24 14:02 UTCEPSS rescore
  29. 2026-06-23 21:30 UTCEPSS rescore
  30. 2026-06-21 01:57 UTCEPSS rescore
  31. 2026-06-21 01:57 UTCEPSS rescore
  32. 2026-06-19 19:23 UTCEPSS rescore
  33. 2026-06-19 19:23 UTCEPSS rescore
  34. 2026-06-17 17:50 UTCEPSS rescore
  35. 2026-06-15 17:45 UTCEPSS rescore
  36. 2026-06-14 23:14 UTCEPSS rescore
  37. 2026-06-14 23:14 UTCEPSS rescore
  38. 2026-06-13 22:57 UTCEPSS rescore
  39. 2026-06-12 23:09 UTCEPSS rescore
  40. 2026-06-11 13:57 UTCEPSS rescore
  41. 2026-06-10 22:15 UTCEPSS rescore
  42. 2026-06-08 14:14 UTCEPSS rescore
  43. 2026-06-07 15:22 UTCEPSS rescore
  44. 2026-06-07 15:22 UTCEPSS rescore
  45. 2026-06-06 13:45 UTCEPSS rescore
  46. 2026-06-06 13:45 UTCEPSS rescore
  47. 2026-06-05 22:44 UTCEPSS rescore
  48. 2026-06-05 06:08 UTCEPSS rescore
  49. 2026-06-05 06:08 UTCEPSS rescore
  50. 2026-06-04 13:10 UTCEPSS rescore
  51. 2026-06-04 13:10 UTCEPSS rescore
  52. 2026-06-01 13:49 UTCEPSS rescore
  53. 2026-06-01 13:49 UTCEPSS rescore
  54. 2026-05-31 00:14 UTCEPSS rescore
  55. 2026-05-29 13:41 UTCEPSS rescore
  56. 2026-05-28 13:42 UTCEPSS rescore
  57. 2026-05-28 13:42 UTCEPSS rescore
  58. 2026-05-27 13:38 UTCEPSS rescore
  59. 2026-05-27 13:38 UTCEPSS rescore
  60. 2026-05-26 07:17 UTCEPSS rescore
  61. 2026-05-26 07:17 UTCEPSS rescore
  62. 2026-05-22 21:15 UTCEPSS rescore
  63. 2026-05-22 21:15 UTCEPSS rescore
  64. 2026-05-22 21:15 UTCEPSS rescore
  65. 2026-05-22 07:16 UTCEG score recompute
  66. 2026-05-22 07:16 UTCVendor advisory
  67. 2026-05-22 07:16 UTCGHSA enrichment
  68. 2026-05-18 21:30 UTCEPSS rescore
  69. 2026-05-18 21:30 UTCEPSS rescore

Publicly available exploits

(2 references)

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

  • GitHub PoCAV1080p/CVE-2017-11907
    First seen May 16, 2018

    Windows: heap overflow in jscript.dll in Array.sort

    Open source ↗
  • Exploit-DBEDB-43370✓ verified
    First seen Dec 19, 2017

    Microsoft Windows - jscript.dll 'Array.sort' Heap Overflow

    Open source ↗

Frequently asked(5)

What is CVE-2017-11907?
CVE-2017-11907 is a high vulnerability published on December 12, 2017. Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to gain the same user rights as the current user, due to how Internet…
When was CVE-2017-11907 disclosed?
CVE-2017-11907 was first published in the National Vulnerability Database on December 12, 2017, 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-2017-11907 actively exploited?
CVE-2017-11907 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 65% probability of exploitation in the next 30 days, which ranks it in the top 0.8% of all scored CVEs.
What is the CVSS score of CVE-2017-11907?
CVE-2017-11907 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.4.
How do I remediate CVE-2017-11907?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-11907, 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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