CVE-2013-3897

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 2022-03-03), 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 — 4 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: 77%CVSS: 8.8Exploit: NoneExposed: 0

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

Use-after-free vulnerability in the CDisplayPointer class in mshtml.dll in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted JavaScript code that uses the onpropertychange event handler, as exploited in the wild in September and October 2013, aka "Internet Explorer Memory Corruption Vulnerability."

CVSS v3
8.8
EG Score
9.0(high)
EPSS
99.5%
KEV
⚠ Exploited

Published

October 9, 2013

Last Modified

April 22, 2026

Advisory Details (3)

Auto-updated May 2, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: 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-2013-3897
generic

Microsoft Security Bulletin MS13-080 - Critical | Microsoft Learn

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-080
generic

Archived MSDN and TechNet Blogs | Microsoft Learn

http://blogs.technet.com/b/srd/archive/2013/10/08/ms13-080-addresses-two-vulnerabilities-under-limited-targeted-attacks.aspx

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 94× in last 7d / 408× 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 543 total refreshes for this CVE.

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

Publicly available exploits

(2 references)

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

  • Exploit-DBEDB-28974✓ verified
    First seen Oct 15, 2013

    Microsoft Internet Explorer - CDisplayPointer Use-After-Free (MS13-080) (Metasploit)

    Open source ↗
  • Metasploitexploit/windows/browser/ms13_080_cdisplaypointer✓ verified
    First seen Oct 8, 2013

    MS13-080 Microsoft Internet Explorer CDisplayPointer Use-After-Free

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2013-3897?
CVE-2013-3897 is a high vulnerability published on October 9, 2013. Use-after-free vulnerability in the CDisplayPointer class in mshtml.dll in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted JavaScript code that uses the onpropertychange event handler, as…
When was CVE-2013-3897 disclosed?
CVE-2013-3897 was first published in the National Vulnerability Database on October 9, 2013, 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-2013-3897 actively exploited?
Yes. CISA added CVE-2013-3897 to the Known Exploited Vulnerabilities catalog on March 3, 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-2013-3897?
CVE-2013-3897 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-2013-3897?
CVE-2013-3897 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-2013-3897?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2013-3897, 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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