AnyDesk Support Information Link Following Denial-of-Service Vulnerability. This vulnerability allows local attackers to create a denial-of-service condition on affected installations of AnyDesk. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the Send Support Information feature. By creating a junction, an attacker can abuse the service to create arbitrary files. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-26645.

References

• https://nvd.nist.gov/vuln/detail/CVE-2026-15682
• https://www.zerodayinitiative.com/advisories/ZDI-26-401