CVE-2026-14827
Calendar < 1.3.18 - Contributor+ Stored XSS via event_link Parameter
- State
- Published
- Severity
- 6.8 Medium
- Published
- Jul 27, 2026
- Updated
- Jul 27, 2026
- Reserved
- Jul 6, 2026
Description
The Calendar WordPress plugin before 1.3.18 does not properly escape a user-supplied event field before outputting it inside an HTML attribute on a public-facing page, allowing users with the Contributor role to inject arbitrary JavaScript that executes in the browser of anyone viewing the calendar.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.8 Medium | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
CalendarUnknown |
|
References
- https://wpscan.com/vulnerability/b2981b41-b712-43d9-a327-3a376346cec5/exploitvdb-entrytechnical-description
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