Vulnerability · CVE-2025-9871
Razer Synapse 3 Chroma Connect Link Following Local Privilege Escalation Vulnerability.
Published Oct 29, 2025 · catalog updated Oct 30, 2025 · Razer Synapse 3
Last checked Nov 1, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-9871. EPSS is 0.19%. Act only if a listed version of Razer Synapse 3 is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2025-9870 · High
- CVE-2025-9869 · High
- Severity
- High7.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.19%
- Remediation
- Vendor / distro source
- Affected products
- vendor Razer Synapse 3 3.10.228.21112
Razer 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
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Razer Synapse 3 3.10.228.211123.10.228.21112
How to fix CVE-2025-9871
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in 3.10.228.21112
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-9871. EPSS is 0.19%. Act only if a listed version of Razer Synapse 3 is installed.
Which versions are affected?
Compare what you have installed with Razer Synapse 3 3.10.228.21112 3.10.228.21112. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.19%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Oct 29, 2025 · EUVD
Detected
Razer 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
Oct 30, 2025 · EUVD
Updated
Razer 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
Sources
- CVE.orgVulnerability recordCVE-2025-9871
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-9871
30-day exploitation probability 0.19%
first.org - EUVDVulnerability recordEUVD-2025-36710
Razer 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 t
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 1, 2026
- CVE.orgOct 25, 2026
- EUVDOct 25, 2026