PT-2023-21397 · Mybb · Export User Plugin

Published 2023-04-14 · Updated 2024-08-02 · CVE-2023-27890

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Export User plugin through 2.0 for MyBB

Description The issue allows XSS during the process of an admin generating DSGVO data for a user, via the Custom User Title, Location, or Bio field. This affects products that are no longer supported by the maintainer.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-27890

Affected Products

Export User Plugin

References · 8

• https://osv.dev/vulnerability/CVE-2023-27890 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-27890 · Security Note
• https://community.mybb.com/mods.php?action=view&pid=1408 · Note
• https://t.me/cibsecurity/62100 · Telegram Post
• https://t.me/cvenotify/88546 · Telegram Post
• https://t.me/cvenotify/48860 · Telegram Post
• https://community.mybb.com/user-121250.html · Note
• http://packetstormsecurity.com/files/171421/MyBB-Export-User-2.0-Cross-Site-Scripting.html · Note