Razer Synapse 3 Chroma Connect Link Following Local Privilege Escalation Vulnerability

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-9871
StatePUBLISHED
Assignerzdi
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-10-29 20:15:37 UTC
Updated2026-10-08 11:10:00 UTC
DescriptionRazer Synapse 3 Chroma Connect Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Razer Synapse 3. 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 Razer Chroma SDK installer. By creating a symbolic link, an attacker can abuse the installer 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-26373.

Risk And Classification

Primary CVSS: v3.0 7.8 HIGH from [email protected]

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

EPSS: 0.001950000 probability, percentile 0.083860000 (date 2026-10-08)

Problem Types: CWE-59 | CWE-59 CWE-59: Improper Link Resolution Before File Access ('Link Following')

VersionSourceTypeScoreSeverityVector
3.0[email protected]Secondary7.8HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.0CNACVSS7.8HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Razer Synapse All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Razer Synapse 3 affected 3.10.228.21112 Not specified

References

ReferenceSourceLinkTags
www.zerodayinitiative.com/advisories/ZDI-25-920 [email protected] www.zerodayinitiative.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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