CVE-2026-100747 PUBLISHED

Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension < 6.5.0

Assigner: Joomla
Reserved: 26.09.2026 Published: 27.09.2026 Updated: 27.09.2026

Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension < 6.5.0 - Due to lack of an CSRF token check, a third-party site can upload files to an event and overwrite existing files with the same name.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	High
User Interaction	None

CVSS 4.0

Product Status

Vendor	svenbluege.de
Product	Event Gallery for Joomla
Versions	Default: unaffected Version 1.0.0-6.0.0 is affected

References

https://www.svenbluege.de/

Problem Types

CWE-352 Cross-Site Request Forgery (CSRF) CWE