CVE-2026-5997

CRITICAL 9.8

Totolink A7100RU CGI cstecgi.cgi setLoginPasswordCfg os command injection

CVSS Score

9.8

EPSS Score

0.9%

EPSS Percentile

76th

A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. The impacted element is the function setLoginPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument admpass results in os command injection. It is possible to launch the attack remotely. The exploit is now public and may be used.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	a7100ru
Published	Apr 10, 2026
Last Updated	Apr 10, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / A7100RU

7.4cu.2313_b20191024

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/356551 vuldb.com: https://vuldb.com/vuln/356551/cti vuldb.com: https://vuldb.com/submit/792045 github.com: https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_169/README.md totolink.net: https://www.totolink.net/

Credits

🔍 LtzHust (VulDB User)