CVE•Published 2026-05-04•Modified 2026-05-04•1 article on news•5 live references•NVD data
CVE-2026-7749
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
Description
A security vulnerability has been detected in Totolink N300RH 3.2.4-B20220812. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument priDns leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.
Timeline
Published 2026-05-04
Modified 2026-05-04
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-2026-7749Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-7749Censys host search filtered to this CVE id.
grep.app
CVE-2026-7749Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-7749GitHub code search for direct mentions.
Google dork
"CVE-2026-7749" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.