Cross-site scripting in PostCalendar 3.02 allows remote attackers to insert arbitrary HTML and script, and steal cookies, by modifying a calendar entry in its preview page.
Conclusion & alert: CVE-2002-0739 is rated High Exploit Risk (70.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.86%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). 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 |
|---|---|---|---|---|
| — | 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 | 2025-03-17 | 0.65% | 0.86% | +0.21% |
| 2 | 2023-12-04 | 0.79% | 0.65% | -0.14% |
| 3 | 2023-05-24 | — | 0.79% | — |
Full EPSS history (5 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 |
|---|---|---|---|
| postnuke_software_foundation | postcalendar | 3.0 | cpe:2.3:a:postnuke_software_foundation:postcalendar:3.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2002-04/0288.html | Exploit Vendor Advisory |
| http://www.iss.net/security_center/static/8899.php | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/4563 | Patch Vendor Advisory |