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Fencer Vulns
low 2.6

CVE-1999-1453 json

Internet Explorer 4 allows remote attackers (malicious web site operators) to read the contents of the clipboard via the Internet WebBrowse…

published 1999-02-02 27 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1434

cvss
2.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
11.2%
EPSS 11.2% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Internet Explorer 4 allows remote attackers (malicious web site operators) to read the contents of the clipboard via the Internet WebBrowser ActiveX object.

Timeline

  1. First public exploit (EDB-19164)
  2. Published

Exploit prediction

11.22% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-19164 Microsoft Internet Explorer 4 - Clipboard Paste remote, 1999-01-21
  • securityfocus.com http://www.securityfocus.com/bid/215 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 2.6 AV:N/AC:H/Au:N/C:P/I:N/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.