CVE•Published 2026-04-28•Modified 2026-04-28•1 article on news•6 live references•NVD data
CVE-2026-7243
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
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Weaknesses (CWE)
Description
A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument maxRtrAdvInterval leads to os command injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.
Timeline
Published 2026-04-28
Modified 2026-04-28
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-2026-7243Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-7243Censys host search filtered to this CVE id.
grep.app
CVE-2026-7243Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-7243GitHub code search for direct mentions.
Google dork
"CVE-2026-7243" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.