CVE-2023-27890

medium

Description

The Export User plugin through 2.0 for MyBB allows XSS during the process of an admin generating DSGVO data for a user, via the Custom User Title, Location, or Bio field. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

References

https://community.mybb.com/user-121250.html

https://community.mybb.com/mods.php?action=view&pid=1408

http://packetstormsecurity.com/files/171421/MyBB-Export-User-2.0-Cross-Site-Scripting.html

Details

Source: Mitre, NVD

Published: 2023-04-14

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00196