CVE•Published 2026-04-09•Modified 2026-04-27•1 article on news•5 live references•NVD data
CVE-2026-5851
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 security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This impacts the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument enable results in os command injection. The attack can be executed remotely. The exploit has been released to the public and may 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-2026-5851Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-5851Censys host search filtered to this CVE id.
grep.app
CVE-2026-5851Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-5851GitHub code search for direct mentions.
Google dork
"CVE-2026-5851" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.