What is CVE-2021-36854?

CVE-2021-36854 is a medium-severity vulnerability in Booking Ultra Pro (WordPress Plugin), classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2022-09-30.

How severe is CVE-2021-36854?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2021-36854 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

CSRF in Booking Ultra Pro (WordPress Plugin)

CVE-2021-36854

Multiple Cross-Site Request Forgery (CSRF) vulnerabilities in Booking Ultra Pro plugin <= 1.1.4 at WordPress.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.003 (19.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

Affected products

Booking Ultra Pro (Wordpress Plugin) — versions <= 1.1.4
Bookingultrapro Booking_ultra_pro_appointments_booking_calendar

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

Public proof-of-concept exploits

20142995/nuclei-templates

References

audit@patchstack.com (x_refsource_CONFIRM, Third Party Advisory)
audit@patchstack.com (x_refsource_CONFIRM, Product)

Frequently asked questions

What is CVE-2021-36854?: CVE-2021-36854 is a medium-severity vulnerability in Booking Ultra Pro (WordPress Plugin), classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2022-09-30.
How severe is CVE-2021-36854?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-36854 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.