CVE-2026-15684 — HIGH (7.3)

Vulnerability Description

Glarysoft Glary Utilities Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Glarysoft Glary Utilities. 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 Disk Clean functionality. By creating a junction, an attacker can abuse the service to delete arbitrary files. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-27004.

CVSS Score

7.3

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-59

References

https://www.zerodayinitiative.com/advisories/ZDI-26-402/

FAQ

What is CVE-2026-15684?

CVE-2026-15684 is a vulnerability with a CVSS score of 7.3 (HIGH). Glarysoft Glary Utilities Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Glarysoft Glary Utiliti...

How severe is CVE-2026-15684?

CVE-2026-15684 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-15684?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.