What is CVE-2026-0777?

CVE-2026-0777 is a high-severity vulnerability in Xmind, classified under CWE-356. CVSS score: 7.8/10. Published 2026-02-20.

How severe is CVE-2026-0777?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Xmind

CVE-2026-0777

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.

EPSS: 0.003 (27.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Xmind — versions 24.10.01101-202410202317

Weakness classification (CWE)

CWE-356

References

zdi-disclosures@trendmicro.com (x_research-advisory)

Frequently asked questions

What is CVE-2026-0777?: CVE-2026-0777 is a high-severity vulnerability in Xmind, classified under CWE-356. CVSS score: 7.8/10. Published 2026-02-20.
How severe is CVE-2026-0777?: High severity. CVSS v3 base score is 7.8 out of 10.