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Fencer Vulns
critical 9.3

CVE-2007-4676 in the critical feed json

Heap-based buffer overflow in Apple QuickTime before 7.3 allows remote attackers to execute arbitrary code via malformed elements when pars…

published 2007-11-07 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-4658

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
46.7%
EPSS 46.7% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Heap-based buffer overflow in Apple QuickTime before 7.3 allows remote attackers to execute arbitrary code via malformed elements when parsing (1) Poly type (0x0070 through 0x0074) and (2) PackBitsRgn field (0x0099) opcodes in a PICT image.

Exploit prediction

46.66% 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 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.