PT-2026-31591 · Totolink · A7100Ru

Ltzhust2 · Published 2026-04-09 · Updated 2026-04-09 · CVE-2026-5852

NVD

CVSS v2.0

10

High

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

A weakness has been identified in Totolink A7100RU 7.4cu.2313 b20191024. Affected is the function setIptvCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument igmpVer causes os command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Exploit

Fix

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2026-5852

Affected Products

A7100Ru

References · 6

• 🔥 https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_158/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5852 · Security Note
• https://vuldb.com/vuln/356378/cti · Note
• https://vuldb.com/vuln/356378 · Note
• https://totolink.net · Note
• https://vuldb.com/submit/791272 · Note