AV Option for MS Exchange Server option for InoculateIT 4.53, and possibly other versions, only scans the Inbox folder tree of a Microsoft Exchange server, which could allow viruses to escape detection if a user's rules cause the message to be moved to a different mailbox.
Conclusion & alert: CVE-1999-1368 is rated Moderate Risk (55.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.46%). 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 | 0.49% | 1.46% | +0.97% |
| 2 | 2025-03-17 | 12.65% | 0.49% | -12.16% |
| 3 | 2024-02-17 | — | 12.65% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| broadcom | inoculateit | 4.53 | cpe:2.3:a:broadcom:inoculateit:4.53:*:*:*:*:*:*:* |