CVE•Published 2026-04-09•Modified 2026-04-27•1 article on news•6 live references•NVD data
CVE-2026-5977
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
79
Exploit Prediction Scoring System · top 21% of all CVEs
Weaknesses (CWE)
Description
A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. This impacts the function setWiFiBasicCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument wifiOff can lead to os command injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.
Timeline
Published 2026-04-09
Modified 2026-04-27
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-5977Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-5977Censys host search filtered to this CVE id.
grep.app
CVE-2026-5977Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-5977GitHub code search for direct mentions.
Google dork
"CVE-2026-5977" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.