PT-2026-31590 · Totolink · A7100Ru

Ltzhust2 · Published 2026-04-09 · Updated 2026-04-09 · CVE-2026-5851

NVD

CVSS v2.0

10

High

AV:N/AC:L/Au:N/C:C/I:C/A:C

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313 b20191024. This impacts the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument enable results in os command injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.

Exploit

Fix

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2026-5851

Affected Products

A7100Ru

References · 6

• 🔥 https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_157/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5851 · Security Note
• https://totolink.net · Note
• https://vuldb.com/vuln/356377 · Note
• https://vuldb.com/vuln/356377/cti · Note
• https://vuldb.com/submit/791271 · Note