Multiple cross-site request forgery (CSRF) vulnerabilities in WebCalendar 1.2.0, and other versions before 1.2.5, allow remote attackers to hijack the authentication of administrators for requests that (1) delete an event or (2) ban an IP address from posting via unknown vectors. NOTE: some of these details are obtained from third party information.
Conclusion & alert: CVE-2010-0637 is rated Low Risk (37.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.13%). 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 | 0.16% | 0.13% | -0.03% |
| 2 | 2023-03-07 | 1.14% | 0.16% | -0.98% |
| 3 | 2022-02-04 | — | 1.14% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
ubuntu
|
medium | CVE-2010-0637 medium priority: Ubuntu including 1 source packages (webcalendar), 14 status rows across 14 suites (dapper, hardy, intrepid, jaunty, karmic, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, upstream): DNE 7, ignored 6, needs-triage 1. | https://ubuntu.com/security/CVE-2010-0637 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| k5n | webcalendar | 1.2.0 | cpe:2.3:a:k5n:webcalendar:1.2.0:*:*:*:*:*:*:* |