Clearswift MAILsweeper 4.0 through 4.3.7 allows remote attackers to bypass filtering via a file attachment that contains "multiple extensions combined with large blocks of white space."
Conclusion & alert: CVE-2003-1485 is rated Moderate Risk (44.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.26%). Core evidence: EPSS rose +1.10% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule 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 | 0.16% | 1.26% | +1.10% |
| 2 | 2025-03-17 | 0.29% | 0.16% | -0.13% |
| 3 | 2024-09-17 | — | 0.29% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| clearswift | mailsweeper | 4.0 | cpe:2.3:a:clearswift:mailsweeper:4.0:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.1 | cpe:2.3:a:clearswift:mailsweeper:4.1:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.2 | cpe:2.3:a:clearswift:mailsweeper:4.2:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.3 | cpe:2.3:a:clearswift:mailsweeper:4.3:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.3.3 | cpe:2.3:a:clearswift:mailsweeper:4.3.3:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.3.4 | cpe:2.3:a:clearswift:mailsweeper:4.3.4:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.3.5 | cpe:2.3:a:clearswift:mailsweeper:4.3.5:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.3.6 | cpe:2.3:a:clearswift:mailsweeper:4.3.6:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.3.6_sp1 | cpe:2.3:a:clearswift:mailsweeper:4.3.6_sp1:*:*:*:*:*:*:* |
| clearswift | mailsweeper | 4.3.7 | cpe:2.3:a:clearswift:mailsweeper:4.3.7:*:*:*:*:*:*:* |