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Watch card · compiled automatically, not analysed

CVE-2026-102551

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…

Vulnerable dependency

AI summaryFreeRTOS-Plus-TCP before V4.4.2 doesn't verify IPv6 Router Advertisement sources, so remote parties may alter gateway and address settings.

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Our status

Candidate — Not queued for research yet. Below is public data only.

Key numbers

CVSS
9.2 v4.0
CISA KEV
Not listed
EPSS
0.27%
Momentum
—

Timeline

  1. 2026-10-16DisclosedNVD

How much time similar vulnerabilities gave

This item is not mapped to a category yet, so here are the overall numbers: of 390 vulnerabilities disclosed since 2025 and added to KEV, the median time from disclosure to KEV was 5 days; 54% were added within 7 days.

This one: not in KEV so far (that does not mean it is not exploited).

Counts only vulnerabilities CISA has confirmed as exploited; disclosure is the NVD publication date, which can differ from the vendor advisory.

Primary sources

Watch cards update with This week every 3 hours. Once we write this up, this URL will point to the write-up.