CVE-2018-25250 - MyBB Last User's Threads in Profile Plugin 1.2 Persistent XSS

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MEDIUM

MyBB Last User's Threads in Profile Plugin 1.2 Persistent XSS

Published Apr 4, 2026

5.1

MEDIUM

CVSS 4.0

EPSS 0.20%

Description

MyBB Last User's Threads in Profile Plugin 1.2 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts by crafting thread subjects with script tags. Attackers can create threads with script payloads in the subject field that execute when users visit the attacker's profile page.

Affected products

Vendor MyBB Product MyBB Last User's Threads in Profile Plugin Default
n/a
- Version
  1.2
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

MyBB

MyBB Last User's Threads in Profile Plugin

n/a

Version	Status	Constraints
1.2	affected	-

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (3)

https://community.mybb.com/mods.php?action=view&pid=910
productPermissions Required
https://www.exploit-db.com/exploits/44339
exploitVDB Entry
https://www.vulncheck.com/advisories/mybb-last-user-s-threads-in-profile-plugin-persistent-xss
third-party-advisoryThird Party Advisory

Link	Providers	Tags
https://community.mybb.com/mods.php?action=view&pid=910		productPermissions Required
https://www.exploit-db.com/exploits/44339		exploitVDB Entry
https://www.vulncheck.com/advisories/mybb-last-user-s-threads-in-profile-plugin-persistent-xss		third-party-advisoryThird Party Advisory