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Fencer Vulns
medium 6.8

CVE-2007-5344 json

Microsoft Internet Explorer 5.01 through 7 allows remote attackers to execute arbitrary code via a crafted website using Javascript that cr…

published 2007-12-12 18 y ago modified 2026-06-16 4 mo ago also EUVD-2007-5322

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
27.5%
EPSS 27.5% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Microsoft Internet Explorer 5.01 through 7 allows remote attackers to execute arbitrary code via a crafted website using Javascript that creates, modifies, deletes, and accesses document objects using the tags property, which triggers heap corruption, related to uninitialized or deleted objects, a different issue than CVE-2007-3902 and CVE-2007-3903, and a variant of "Uninitialized Memory Corruption Vulnerability."

Exploit prediction

27.48% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

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.