Multiple integer overflows in Free Lossless Audio Codec (FLAC) libFLAC before 1.2.1, as used in Winamp before 5.5 and other products, allow user-assisted remote attackers to execute arbitrary code via a malformed FLAC file that triggers improper memory allocation, resulting in a heap-based buffer overflow.
Conclusion & alert: CVE-2007-4619 is rated High Risk (69.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 8.15%, 92th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-31 | 7.85% | 8.15% | +0.29% |
| 2 | 2025-12-02 | 8.86% | 7.85% | -1.01% |
| 3 | 2025-12-01 | — | 8.86% | — |
Full EPSS history (18 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
medium | CVE-2007-4619 medium priority: Debian including 1 source packages (flac), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2007-4619 |
gentoo
|
normal | CVE-2007-4619: 1 GLSA(s) (200711-15), 1 atom(s) (media-libs/flac); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-4619 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2007-4619 |
ubuntu
|
medium | CVE-2007-4619 medium priority: Ubuntu including 2 source packages (flac, xine-lib), 10 status rows across 5 suites (dapper, edgy, feisty, gutsy, upstream): released 5, not-affected 4, needs-triage 1. | https://ubuntu.com/security/CVE-2007-4619 |