Skip to content
Fencer Vulns
high 7.6

CVE-2004-1896 json

Heap-based buffer overflow in in_mod.dll in Nullsoft Winamp 2.91 through 5.02 allows remote attackers to execute arbitrary code via a Fastt…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-1889

cvss
7.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.1%
EPSS 5.1% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Heap-based buffer overflow in in_mod.dll in Nullsoft Winamp 2.91 through 5.02 allows remote attackers to execute arbitrary code via a Fasttracker 2 (.xm) mod media file.

Patch / fix

Exploit prediction

5.15% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 7.6 AV:N/AC:H/Au:N/C:C/I:C/A:C

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.