XSS in Elbtide Advanced_booking_calendar
CVE-2021-24225
The Advanced Booking Calendar WordPress plugin before 1.6.7 did not sanitise the calId GET parameter in the "Seasons & Calendars" page before outputing it in an A tag, leading to a reflected XSS issue
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.007 (48.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Elbtide Advanced_booking_calendar
- Unknown Advanced Booking Calendar — versions 1.6.7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (x_refsource_CONFIRM, Exploit, Third Party Advisory)
- contact@wpscan.com (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-24225?
- CVE-2021-24225 is a medium-severity vulnerability in Elbtide Advanced_booking_calendar, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-04-12.
- How severe is CVE-2021-24225?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-24225 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.