CVE•Published 2026-08-03•Modified 2026-08-12•1 article on news•4 live references•NVD data
CVE-2026-18589
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
46
Exploit Prediction Scoring System · top 54% of all CVEs
Weaknesses (CWE)
Description
A vulnerability was found in Wavlink WL-NU516U1 708c073-mt7628. This impacts the function change_password of the file nas.cgi. The manipulation of the argument User1Passwd results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could be used. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Timeline
Published 2026-08-03
Modified 2026-08-12
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-2026-18589Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-18589Censys host search filtered to this CVE id.
grep.app
CVE-2026-18589Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-18589GitHub code search for direct mentions.
Google dork
"CVE-2026-18589" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.