CVE•Published 2026-09-08•Modified 2026-09-11•1 article on news•4 live references•NVD data
CVE-2026-86509
Vulnerability data via NVD (ingested)
CVSS v3.1
9.6
CRITICAL
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS percentile
36
Exploit Prediction Scoring System · top 64% of all CVEs
Weaknesses (CWE)
Description
A flaw has been found in D-Link DIR-895L A1_102b07. This impacts the function sendOffer/sendACK of the file udhcpcd/serverpacket.c of the component udhcpcd. This manipulation causes stack-based buffer overflow. The attack can only be done within the local network. The exploit has been published and may be used.
Timeline
Published 2026-09-08
Modified 2026-09-11
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). Live host counts are a Premium feature.
More intel sources (5)
Shodan report
vuln:CVE-2026-86509Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-86509Censys host search filtered to this CVE id.
grep.app
CVE-2026-86509Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-86509GitHub code search for direct mentions.
Google dork
"CVE-2026-86509" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-86509 on GitHub.