CVE-2026-27848— Missing neutralization in Linksys MR9600, Linksys MX4200
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I. Basic Information for CVE-2026-27848
Vulnerability Information
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Vulnerability Title
Missing neutralization in Linksys MR9600, Linksys MX4200
Source: NVD (National Vulnerability Database)
Vulnerability Description
Due to missing neutralization of special elements, OS commands can be injected via the handshake of a TLS-SRP connection, which are ultimately run as the root user. This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linksys MR9600和Linksys MX4200 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linksys MR9600和Linksys MX4200都是美国Linksys公司的产品。Linksys MR9600是一款无线路由器。Linksys MX4200是一个网状网络路由器。 Linksys MR9600 1.0.4.205530版本和Linksys MX4200 1.0.13.210200版本存在安全漏洞，该漏洞源于特殊元素中和缺失，可能导致OS命令注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-27848
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- https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2025-010.txtthird-party-advisorytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2026-27848
Same Patch Batch · Linksys · 2026-02-25 · 5 CVEs total
| CVE-2026-27847 | Missing authentication in Linksys MR9600, Linksys MX4200 | |
| CVE-2026-27846 | Missing authentication in Linksys MR9600, Linksys MX4200 | |
| CVE-2026-27849 | Missing neutralization in Linksys MR9600, Linksys MX4200 | |
| CVE-2026-27850 | Improper verification in Linksys MR9600, Linksys MX4200 |
IV. Related Vulnerabilities
Same product: MR9600
- CVE-2026-6992
Linksys MR9600 JNAP Action run_central2.sh BTRequestGetSmart - CVE-2026-4558
Linksys MR9600 SmartConnect.lua smartConnectConfigure os com - CVE-2026-27850
Improper verification in Linksys MR9600, Linksys MX4200 - CVE-2026-27849
Missing neutralization in Linksys MR9600, Linksys MX4200 - CVE-2026-27847
Missing authentication in Linksys MR9600, Linksys MX4200
Same vendor: Linksys
- CVE-2026-6992
Linksys MR9600 JNAP Action run_central2.sh BTRequestGetSmart - CVE-2026-4558
Linksys MR9600 SmartConnect.lua smartConnectConfigure os com - CVE-2026-27850
Improper verification in Linksys MR9600, Linksys MX4200 - CVE-2026-27849
Missing neutralization in Linksys MR9600, Linksys MX4200 - CVE-2026-27847
Missing authentication in Linksys MR9600, Linksys MX4200
Same weakness: CWE-78
- CVE-2026-8273
D-Link DNS-320 system_mgr.cgi cgi_merge_user os command inje - CVE-2026-8272
D-Link DNS-320 webfile_mgr.cgi chown os command injection - CVE-2026-8271
D-Link DNS-320 network_mgr.cgi cgi_upnp_edit os command inje - CVE-2026-8265
Tenda AC6 httpd getLogFile get_log_file os command injection - CVE-2026-8264
Tenda AC6 httpd WifiApScan formWifiApScan os command injecti
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