CVE-2007-3954

NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 7%CVSS: —Exploit: NoneExposed: 0

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

Argument injection vulnerability in Microsoft Internet Explorer, when running on systems with SeaMonkey installed and certain URIs registered, allows remote attackers to conduct cross-browser scripting attacks and execute arbitrary commands via shell metacharacters in a mailto URI, which are inserted into the command line that is created when invoking SeaMonkey.exe, a related issue to CVE-2007-3670.

CVSS v3
—
EG Score
0.0(none)
EPSS
93.1%
KEV
Not listed

Published

July 24, 2007

Last Modified

April 23, 2026

References (4)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 3× in last 7d / 33× 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. 2026-07-13 06:07 UTCEPSS rescore
  2. 2026-07-11 08:22 UTCEPSS rescore
  3. 2026-07-08 15:09 UTCEPSS rescore
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  14. 2026-06-28 14:03 UTCEPSS rescore
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  21. 2026-06-23 21:29 UTCEPSS rescore
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  1. 2026-06-18 17:49 UTCEPSS rescore
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  9. 2026-06-13 22:57 UTCEPSS rescore
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  19. 2026-06-05 06:07 UTCEPSS rescore
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  23. 2026-06-02 20:10 UTCEPSS rescore
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  25. 2026-06-01 13:49 UTCEPSS rescore
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  27. 2026-06-01 13:49 UTCEPSS rescore
  28. 2026-05-31 22:28 UTCEPSS rescore
  29. 2026-05-31 22:28 UTCEPSS rescore
  30. 2026-05-31 01:41 UTCEG score recompute
  31. 2026-05-31 01:41 UTCGHSA enrichment
  32. 2026-05-31 00:13 UTCEPSS rescore
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  41. 2026-05-26 13:41 UTCEPSS rescore
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  43. 2026-05-26 07:16 UTCEPSS rescore
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  45. 2026-05-24 16:42 UTCEPSS rescore
  46. 2026-05-22 21:15 UTCEPSS rescore
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  48. 2026-05-21 22:38 UTCEPSS rescore
  49. 2026-05-20 22:36 UTCEPSS rescore
  50. 2026-05-20 22:36 UTCEPSS rescore
  51. 2026-05-20 11:20 UTCEPSS rescore
  52. 2026-05-20 11:20 UTCEPSS rescore
  53. 2026-05-18 21:29 UTCEPSS rescore
  54. 2026-05-18 21:29 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(4)

What is CVE-2007-3954?
CVE-2007-3954 is a none vulnerability published on July 24, 2007. Argument injection vulnerability in Microsoft Internet Explorer, when running on systems with SeaMonkey installed and certain URIs registered, allows remote attackers to conduct cross-browser scripting attacks and execute arbitrary commands via shell metacharacters in a mailto URI, which are…
When was CVE-2007-3954 disclosed?
CVE-2007-3954 was first published in the National Vulnerability Database on July 24, 2007, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2007-3954 actively exploited?
CVE-2007-3954 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2007-3954?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2007-3954, 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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