PT-2026-30752 · Totolink · A7100Ru

Ltzhust2 · Published 2026-04-06 · Updated 2026-04-06 · CVE-2026-5691

NVD

CVSS v2.0

7.5

High

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

A vulnerability has been found in Totolink A7100RU 7.4cu.2313 b20191024. This affects the function setFirewallType of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Exploit

Fix

Command Injection

OS Command Injection

Weakness Enumeration

CWE-77

CWE-78

Related Identifiers

CVE-2026-5691

Affected Products

A7100Ru

References · 6

• 🔥 https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_189/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5691 · Security Note
• https://vuldb.com/vuln/355518/cti · Note
• https://vuldb.com/submit/792962 · Note
• https://totolink.net · Note
• https://vuldb.com/vuln/355518 · Note