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Fencer Vulns
medium 5.0

CVE-1999-1110 json

Windows Media Player ActiveX object as used in Internet Explorer 5.0 returns a specific error code when a file does not exist, which allows…

published 1999-11-14 26 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1091

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.8%
EPSS 9.8% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Windows Media Player ActiveX object as used in Internet Explorer 5.0 returns a specific error code when a file does not exist, which allows remote malicious web sites to determine the existence of files on the client.

Patch / fix

Timeline

  1. First public exploit (EDB-19618)
  2. Published

Exploit prediction

9.82% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-19618 Microsoft Internet Explorer 5 Media Player - ActiveX Error Message remote, 1999-11-14
  • securityfocus.com http://www.securityfocus.com/bid/793 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/archive/1/34675 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/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.