Open redirect vulnerability in the login[redirect] parameter login functionality in WolfCMS 0.8.3.1 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a malformed URL.
Conclusion & alert: CVE-2018-8813 is rated High Exploit Risk (66.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.40%). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.96% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 44421 | exploit_db | edb | 2018-04-09 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 1.44% | 3.40% | +1.96% |
| 2 | 2025-11-21 | 1.33% | 1.44% | +0.11% |
| 3 | 2025-11-18 | — | 1.33% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.8 | 3.0 | MEDIUM |
|
1.7 | 2.7 | [email protected] |
| 4.9 | 2.0 | MEDIUM |
|
6.8 | 4.9 | [email protected] |
| URL | Tags |
|---|---|
| https://docs.google.com/document/d/1rdl1yWDJkPuuOFb2sF07_c3twl5uMkH9a-OO2OmYMus/edit?usp=sharing | Exploit Third Party Advisory |
| https://github.com/wolfcms/wolfcms/issues/670 | Exploit Third Party Advisory |
| https://www.exploit-db.com/exploits/44421/ | Third Party Advisory VDB Entry |