Multiple buffer overflows in WindowMaker 0.52 through 0.60.0 allow attackers to cause a denial of service and possibly execute arbitrary commands by executing WindowMaker with a long program name (argv[0]).
Conclusion & alert: CVE-1999-1064 is rated High Risk (70.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.50%). Core evidence: EPSS rose +1.87% over the last day, indicating growing attacker interest. 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 | 2026-06-15 | 0.63% | 2.50% | +1.87% |
| 2 | 2026-04-19 | 0.67% | 0.63% | -0.04% |
| 3 | 2025-03-30 | — | 0.67% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| windowmaker | windowmaker | <= 0.60.0 | cpe:2.3:a:windowmaker:windowmaker:*:*:*:*:*:*:*:* |