MEDIUM

CVE-2026-91849

2026-09-15 CVSS v3.1

CVSS

6.3

Description

A security flaw has been discovered in WuzhiCMS up to 4.1.0. This affects the function member::setAvatar of the file /index.php?m=member&f=user&v=setAvatar of the component Avatar Upload. The manipulation of the argument File results in unrestricted upload. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Weakness (CWE)

CWE-284 Improper Access Control

CWE-434 Unrestricted File Upload

EPSS Score

0.27%

Probability of exploitation in next 30 days

19.8th percentile

References

https://github.com/wuzhicms/wuzhicms/ https://github.com/wuzhicms/wuzhicms/issues/219 https://vuldb.com/cve/CVE-2026-91849 https://vuldb.com/submit/933702 https://vuldb.com/vuln/404077 https://vuldb.com/vuln/404077/cti

View on dbcve.org

Base CVE data derived from NVD (public domain). Enrichment by dbcve.org (CC-BY-4.0). Fetched via API.

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