The Web View DLL (webvw.dll), as used in Windows Explorer on Windows 2000 systems, does not properly filter an apostrophe ("'") in the author name in a document, which allows attackers to execute arbitrary script via extra attributes when Web View constructs a mailto: link for the preview pane when the user selects the file.
Conclusion & alert: CVE-2005-1191 is rated High Exploit Risk (70.5/100): CVSS Medium severity, with high exploitation likelihood (EPSS 25.57%, 96th percentile). Core evidence: 4 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.91% 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 |
|---|---|---|---|---|
| 25454 | exploit_db | edb | 2005-04-19 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | 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 | 2025-12-28 | 23.66% | 25.57% | +1.91% |
| 2 | 2025-12-27 | 25.57% | 23.66% | -1.91% |
| 3 | 2025-10-28 | — | 25.57% | — |
Full EPSS history (19 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 |
|---|---|---|---|
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:* |
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp1:*:*:*:*:*:* |
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp2:*:*:*:*:*:* |
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp3:*:*:*:*:*:* |
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:* |
| microsoft | windows_98 | — | cpe:2.3:o:microsoft:windows_98:*:gold:*:*:*:*:*:* |
| microsoft | windows_98se | — | cpe:2.3:o:microsoft:windows_98se:*:*:*:*:*:*:*:* |
| microsoft | windows_me | — | cpe:2.3:o:microsoft:windows_me:*:*:*:*:*:*:*:* |