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Fencer Vulns
low 2.6

CVE-2000-0503 json

The IFRAME of the WebBrowser control in Internet Explorer 5.01 allows a remote attacker to violate the cross frame security policy via the…

published 2000-06-06 26 y ago modified 2026-06-16 4 mo ago also EUVD-2000-0500

cvss
2.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.3%
EPSS 9.3% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

The IFRAME of the WebBrowser control in Internet Explorer 5.01 allows a remote attacker to violate the cross frame security policy via the NavigateComplete2 event.

Patch / fix

Exploit prediction

9.27% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

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.