CVE-2026-5850

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

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

15% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-26)

CWEs

CWE-77, CWE-78

Published

2026-04-09

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_156/README.md
• https://vuldb.com/submit/791266
• https://vuldb.com/vuln/356376
• https://vuldb.com/vuln/356376/cti
• https://www.totolink.net/

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