Is CVE-2026-0777 actively exploited?

No active exploitation of CVE-2026-0777 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-0777 be exploited remotely?

No. CVE-2026-0777 requires local access to exploit.

What is the CVSS score of CVE-2026-0777?

CVE-2026-0777 has a CVSS score of 7.8 (HIGH) and an EPSS exploitation probability of 0.07%.

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HIGH

CVE-2026-0777

CWE-356Published: February 20, 2026· Updated: Feb 23, 2026

7.8

CVSS v3.1

EPSS:0.06%probability of exploitation in 30 daysPercentile:19.1th

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.

NVD Source

Technical Analysis

CVE-2026-0777 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.