CVE-2026-0777 Xmind Attachment Insufficient UI Warning Remote Code Execution Vulnerability
Remote attackers can execute arbitrary code by tricking users into opening malicious attachments due to insufficient UI warnings in Xmind.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-0777?
CVE-2026-0777 is a high-severity code injection vulnerability in Xmind, published on 20 Feb 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Xmind Attachment Insufficient UI Warning Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Xmind. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the handling of attachments. When opening an attachment, the user interface fails to warn the user of unsafe actions. An attacker can leverage this vulnerability to execute code in the context of current user. Was ZDI-CAN-26034.
Weakness: CWE-356
Which versions are affected by CVE-2026-0777?
How do I fix CVE-2026-0777?
No fix has been published for CVE-2026-0777 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-0777 being exploited?
There is no known exploitation of CVE-2026-0777 in the wild and no public exploit code.
Sources
Also known as GHSA-xwhr-hxqf-pv44.