The Meta Box WordPress plugin before 5.9.4 does not prevent users with at least the contributor role from access arbitrary custom fields assigned to other user's posts.
https://wpscan.com/vulnerability/03191b00-0b05-42db-9ce2-fc525981b6c9/
Source: Mitre, NVD
Published: 2024-04-15
Updated: 2024-07-03
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 4.3
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N