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CVE-2026-5850

Totolink A7100RU CGI cstecgi.cgi setVpnPassCfg os command injection

CVSS 9.3 CRITICALEPSS 16.0%CWE-77CWE-78
A vulnerability was identified in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setVpnPassCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument pptpPassThru leads to os command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
CVSS: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
Affected products
Totolink · A7100RU
public PoCs found — 1
cve_referencegithub.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_156/README.mdunverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References
https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_156/README.mdhttps://vuldb.com/submit/791266https://vuldb.com/vuln/356376https://vuldb.com/vuln/356376/ctihttps://www.totolink.net/