CVE-2021-35261 File upload in n/a

Critical 9.8 Published 17 Feb 2023 Updated 18 Mar 2025

An attacker can execute arbitrary remote code by uploading malicious files via the Upfile function in BearAdmin.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-35261?

CVE-2021-35261 is a critical vulnerability in n/a, published on 17 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

File Upload Vulnerability in Yupoxion BearAdmin before commit 10176153528b0a914eb4d726e200fd506b73b075 allows attacker to execute arbitrary remote code via the Upfile function of the extend/tools/Ueditor endpoint.

Weakness: CWE-434

Which versions are affected by CVE-2021-35261?

It affects 1 product.

Products include Bearadmin Project Bearadmin.

How do I fix CVE-2021-35261?

No fix has been published for CVE-2021-35261 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-35261 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-35261 exists.

Sources

Also known as GHSA-33gm-x234-gjx5.