The forum module in NullLogic Groupware 1.2.7 allows remote authenticated users to cause a denial of service (application crash) by specifying (1) an empty string or (2) a non-numeric string when selecting a forum, related to the fmessagelist function.
Conclusion & alert: CVE-2009-2355 is rated Low Risk (37.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.46%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2025-03-17 | 0.22% | 0.46% | +0.23% |
| 2 | 2023-03-07 | 1.06% | 0.22% | -0.84% |
| 3 | 2022-02-04 | — | 1.06% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.0 | 2.0 | MEDIUM |
|
8.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| dan_cahill | nulllogic_groupware | 1.2.7 | cpe:2.3:a:dan_cahill:nulllogic_groupware:1.2.7:*:*:*:*:*:*:* |