CVE-2019-9650

MEDIUM

upcoming_events < 1.33 - Cross-Site Scripting via Event Name

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-9650. PoCs published by 0xB9.

AI-analyzed exploit summary This is a writeup describing a stored XSS vulnerability in the MyBB Upcoming Events Plugin 1.32. The exploit involves injecting a malicious script into an event name, which executes when the event is displayed on the index page.

Description

An XSS issue was discovered in upcoming_events.php in the Upcoming Events plugin before 1.33 for MyBB via a crafted name for an event.

Exploits (1)

exploitdb WRITEUP
by 0xB9 · textwebappsphp
https://www.exploit-db.com/exploits/46558

This is a writeup describing a stored XSS vulnerability in the MyBB Upcoming Events Plugin 1.32. The exploit involves injecting a malicious script into an event name, which executes when the event is displayed on the index page.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: MyBB Upcoming Events Plugin 1.32
Auth required
Prerequisites: Access to create or edit calendar events in MyBB
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://community.mybb.com/mods.php?action=changelog&pid=1231
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/46558/

Scores

CVSS v3 6.1
EPSS 0.0339
EPSS Percentile 87.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
upcoming_events_project/upcoming_events < 1.33
Published Mar 11, 2019
Tracked Since Feb 18, 2026