Open redirect vulnerability in Vanilla Forums before 2.0.17.6 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the Target parameter to an unspecified component, a different vulnerability than CVE-2011-0526.
Conclusion & alert: CVE-2011-0908 is rated Low Risk (37.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.22%). 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 | 2025-03-30 | 0.27% | 0.22% | -0.04% |
| 2 | 2025-03-29 | 0.22% | 0.27% | +0.04% |
| 3 | 2025-03-17 | — | 0.22% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| vanillaforums | vanilla | <= 2.0.17.5 | cpe:2.3:a:vanillaforums:vanilla:*:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.9 | cpe:2.3:a:vanillaforums:vanilla:2.0.9:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.10 | cpe:2.3:a:vanillaforums:vanilla:2.0.10:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.11 | cpe:2.3:a:vanillaforums:vanilla:2.0.11:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.12 | cpe:2.3:a:vanillaforums:vanilla:2.0.12:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.13 | cpe:2.3:a:vanillaforums:vanilla:2.0.13:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.14 | cpe:2.3:a:vanillaforums:vanilla:2.0.14:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.15 | cpe:2.3:a:vanillaforums:vanilla:2.0.15:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.16 | cpe:2.3:a:vanillaforums:vanilla:2.0.16:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.17 | cpe:2.3:a:vanillaforums:vanilla:2.0.17:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.17.1 | cpe:2.3:a:vanillaforums:vanilla:2.0.17.1:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.17.2 | cpe:2.3:a:vanillaforums:vanilla:2.0.17.2:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.17.3 | cpe:2.3:a:vanillaforums:vanilla:2.0.17.3:*:*:*:*:*:*:* |
| vanillaforums | vanilla | 2.0.17.4 | cpe:2.3:a:vanillaforums:vanilla:2.0.17.4:*:*:*:*:*:*:* |