CVE-2011-0346

HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 31%CVSS: 8.1Exploit: 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 ReleaseInterface function in MSHTML.DLL in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors related to the DOM implementation and the BreakAASpecial and BreakCircularMemoryReferences functions, as demonstrated by cross_fuzz, aka "MSHTML Memory Corruption Vulnerability."

CVSS v3
8.1
EG Score
8.1(medium)
EPSS
98.1%
KEV
Not listed

Published

January 7, 2011

Last Modified

April 29, 2026

Advisory Details (5)

Auto-updated May 2, 2026
No patch confirmed yet. Sources: cert.
generic
http://www.securityfocus.com/bid/45639
generic
http://www.securityfocus.com/archive/1/515506/100/0/threaded
cert

VU#427980 - Microsoft Internet Explorer 8 use-after-free vulnerability

http://www.kb.cert.org/vuls/id/427980
generic

lcamtuf's old blog: Announcing cross_fuzz, a potential 0-day in circulation, and more

http://lcamtuf.blogspot.com/2011/01/announcing-crossfuzz-potential-0-day-in.html
generic

Archived MSDN and TechNet Blogs | Microsoft Learn

http://blogs.technet.com/b/srd/archive/2011/01/07/assessing-the-risk-of-public-issues-currently-being-tracked-by-the-msrc.aspx

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 30× 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. 2026-07-22 14:03 UTCEPSS rescore
  2. 2026-07-21 15:21 UTCEPSS rescore
  3. 2026-07-20 17:03 UTCEPSS rescore
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  12. 2026-07-13 06:08 UTCEPSS rescore
  13. 2026-07-11 08:22 UTCEPSS rescore
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  15. 2026-07-08 15:10 UTCEPSS rescore
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  17. 2026-07-06 16:23 UTCEPSS rescore
  18. 2026-07-05 02:26 UTCEPSS rescore
  19. 2026-07-02 14:01 UTCEPSS rescore
  20. 2026-07-01 15:02 UTCEPSS rescore
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  22. 2026-06-28 04:53 UTCEPSS rescore
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  24. 2026-06-27 03:05 UTCEPSS rescore
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  1. 2026-06-25 13:46 UTCEPSS rescore
  2. 2026-06-24 14:02 UTCEPSS rescore
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  4. 2026-06-23 21:30 UTCEPSS rescore
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  6. 2026-06-22 14:22 UTCEPSS rescore
  7. 2026-06-22 14:22 UTCEPSS rescore
  8. 2026-06-21 01:56 UTCEPSS rescore
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  10. 2026-06-18 17:49 UTCEPSS rescore
  11. 2026-06-18 17:49 UTCEPSS rescore
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  17. 2026-06-13 22:57 UTCEPSS rescore
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  19. 2026-06-12 23:08 UTCEPSS rescore
  20. 2026-06-11 13:56 UTCEPSS rescore
  21. 2026-06-10 22:14 UTCEPSS rescore
  22. 2026-06-10 13:17 UTCEPSS rescore
  23. 2026-06-08 14:14 UTCEPSS rescore
  24. 2026-06-08 14:14 UTCEPSS rescore
  25. 2026-06-07 15:22 UTCEPSS rescore
  26. 2026-06-07 15:22 UTCEPSS rescore
  27. 2026-06-06 13:45 UTCEPSS rescore
  28. 2026-06-06 13:44 UTCEPSS rescore
  29. 2026-06-05 22:44 UTCEPSS rescore
  30. 2026-06-05 06:08 UTCEPSS rescore
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  32. 2026-06-02 20:10 UTCEPSS rescore
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  34. 2026-06-01 13:49 UTCEPSS rescore
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  36. 2026-05-31 22:28 UTCEPSS rescore
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  38. 2026-05-31 00:14 UTCEPSS rescore
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  40. 2026-05-29 13:41 UTCEPSS rescore
  41. 2026-05-29 13:40 UTCEPSS rescore
  42. 2026-05-29 09:16 UTCEG score recompute
  43. 2026-05-29 09:16 UTCGHSA enrichment
  44. 2026-05-28 13:42 UTCEPSS rescore
  45. 2026-05-28 13:42 UTCEPSS rescore
  46. 2026-05-28 13:42 UTCEPSS rescore
  47. 2026-05-26 07:16 UTCEPSS rescore
  48. 2026-05-26 07:16 UTCEPSS rescore
  49. 2026-05-24 16:43 UTCEPSS rescore
  50. 2026-05-20 11:21 UTCEPSS rescore
  51. 2026-05-20 11:21 UTCEPSS rescore
  52. 2026-05-20 11:21 UTCEPSS rescore
  53. 2026-05-18 21:29 UTCEPSS rescore
  54. 2026-05-18 21:29 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2011-0346?
CVE-2011-0346 is a high vulnerability published on January 7, 2011. Use-after-free vulnerability in the ReleaseInterface function in MSHTML.DLL in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors related to the DOM implementation and the BreakAASpecial and…
When was CVE-2011-0346 disclosed?
CVE-2011-0346 was first published in the National Vulnerability Database on January 7, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-0346 actively exploited?
CVE-2011-0346 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2011-0346?
CVE-2011-0346 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2011-0346?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-0346, 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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