CVE•Published 2026-10-16•Modified 2026-10-19•0 articles on news•4 live references•NVD data
CVE-2026-102551
Vulnerability data via NVD (ingested)
CVSS v3.1
7.7
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
EPSS percentile
18
Exploit Prediction Scoring System · top 82% of all CVEs
Description
Improper verification of the source of a communication channel in the IPv6 Router Advertisement handler in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow a remote third-party to influence an endpoint's IPv6 default gateway, on-link prefix, and address configuration via a crafted Router Advertisement. To remediate this issue, users should upgrade to version V4.4.2.
Timeline
Published 2026-10-16
Modified 2026-10-19
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).
Shodan · vuln tag0 hosts
vuln:CVE-2026-102551Hosts Shodan has explicitly fingerprinted as vulnerable.
More intel sources (5)
Shodan report
vuln:CVE-2026-102551Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-102551Censys host search filtered to this CVE id.
grep.app
CVE-2026-102551Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-102551GitHub code search for direct mentions.
Google dork
"CVE-2026-102551" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-102551 on GitHub.
We haven't classified any articles referencing CVE-2026-102551 yet. The external references above still apply.