CVE-2026-6026

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setPortalConfWeChat of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument enable results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0

8.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

3.0% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-10-26)

CWEs

CWE-77, CWE-78

Published

2026-04-10

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_171/README.md
• https://vuldb.com/submit/792047
• https://vuldb.com/vuln/356602
• https://vuldb.com/vuln/356602/cti
• https://www.totolink.net/

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