CVE-2026-27650: Improper neutralization of special elements used in an OS command ('OS Command Injection') in BUFFALO INC. BUFFALO Wi-Fi router products
CVE-2026-27650 is an OS Command Injection vulnerability in BUFFALO Wi-Fi router products. Exploitation of this flaw could allow an attacker to execute arbitrary operating system commands on affected devices. The vulnerability has a high severity with a CVSS score of 8. 8, indicating significant potential impact on confidentiality, integrity, and availability. No specific patch or remediation information is provided in the available data. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability involves improper neutralization of special elements used in OS commands within BUFFALO Wi-Fi router products. An attacker could leverage this weakness to inject and execute arbitrary OS commands remotely, potentially compromising the device. The CVSS 3.0 vector indicates the attack can be performed remotely without privileges but requires user interaction. The impact includes high confidentiality, integrity, and availability consequences.
Potential Impact
Successful exploitation could lead to full compromise of affected BUFFALO Wi-Fi routers, allowing attackers to execute arbitrary OS commands. This could result in unauthorized access, data disclosure, device manipulation, or denial of service. The high CVSS score reflects the critical nature of these impacts.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official patch or workaround information is provided, users should monitor BUFFALO INC. communications for updates. Until a fix is available, limiting exposure of affected devices to untrusted networks and restricting user interaction may reduce risk.
CVE-2026-27650: Improper neutralization of special elements used in an OS command ('OS Command Injection') in BUFFALO INC. BUFFALO Wi-Fi router products
Description
CVE-2026-27650 is an OS Command Injection vulnerability in BUFFALO Wi-Fi router products. Exploitation of this flaw could allow an attacker to execute arbitrary operating system commands on affected devices. The vulnerability has a high severity with a CVSS score of 8. 8, indicating significant potential impact on confidentiality, integrity, and availability. No specific patch or remediation information is provided in the available data. There are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper neutralization of special elements used in OS commands within BUFFALO Wi-Fi router products. An attacker could leverage this weakness to inject and execute arbitrary OS commands remotely, potentially compromising the device. The CVSS 3.0 vector indicates the attack can be performed remotely without privileges but requires user interaction. The impact includes high confidentiality, integrity, and availability consequences.
Potential Impact
Successful exploitation could lead to full compromise of affected BUFFALO Wi-Fi routers, allowing attackers to execute arbitrary OS commands. This could result in unauthorized access, data disclosure, device manipulation, or denial of service. The high CVSS score reflects the critical nature of these impacts.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official patch or workaround information is provided, users should monitor BUFFALO INC. communications for updates. Until a fix is available, limiting exposure of affected devices to untrusted networks and restricting user interaction may reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jpcert
- Date Reserved
- 2026-03-25T06:25:30.930Z
- Cvss Version
- 3.0
- State
- PUBLISHED
Threat ID: 69c61cf33c064ed76f585819
Added to database: 3/27/2026, 6:00:19 AM
Last enriched: 4/3/2026, 1:30:27 PM
Last updated: 5/11/2026, 7:10:28 AM
Views: 51
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