CVE-2026-5677

5.5 mediumEPSS 1.3%

Medium (5.5). EPSS 1.3% chance of exploitation in the next 30 days.

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. Impacted is the function CsteSystem of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument resetFlags results in os command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.

Severity

CVSS 4.0

5.5 medium

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

CVSS 3.1

7.3 high

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

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWEs: CWE-77, CWE-78
Published: 2026-04-06
Modified: 2026-07-20
Record from: the NVD, synced 2026-10-19

References

https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_184/README.md
https://vuldb.com/submit/792606
https://vuldb.com/vuln/355504
https://vuldb.com/vuln/355504/cti
https://www.totolink.net/

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