What is CVE-2022-3891?

CVE-2022-3891 is a medium-severity vulnerability in Pixelite Wp Fullcalendar, classified under CWE-639 AUTHORIZATION BYPASS THROUGH USER-CONTROLLED KEY. CVSS score: 5.3/10. Published 2023-02-13.

How severe is CVE-2022-3891?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2022-3891 known to be exploited?

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

Vulnerability in Pixelite Wp Fullcalendar

CVE-2022-3891

The WP FullCalendar WordPress plugin before 1.5 does not ensure that the post retrieved via an AJAX action is public and can be accessed by the user making the request, allowing unauthenticated attackers to get the content of arbitrary posts, including draft/private as well as password-protected ones.

EPSS: 0.007 (49.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Pixelite Wp_fullcalendar
Unknown Wp Fullcalendar — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2022-3891?: CVE-2022-3891 is a medium-severity vulnerability in Pixelite Wp Fullcalendar, classified under CWE-639 AUTHORIZATION BYPASS THROUGH USER-CONTROLLED KEY. CVSS score: 5.3/10. Published 2023-02-13.
How severe is CVE-2022-3891?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2022-3891 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.