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Fencer Vulns
medium 5.0

CVE-2002-1186 json

Internet Explorer 5.01 through 6.0 does not properly perform security checks on certain encoded characters within a URL, which allows a rem…

published 2002-12-11 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-1170

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
19.1%
EPSS 19.1% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Internet Explorer 5.01 through 6.0 does not properly perform security checks on certain encoded characters within a URL, which allows a remote attacker to steal potentially sensitive information from a user by redirecting the user to another site that has that information, aka "Encoded Characters Information Disclosure."

Patch / fix

Exploit prediction

19.12% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2002-09/0018.html 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.