Get real-time updates on Telegram
CVE-2025-66647: riot before 2025.10 (exclusive), 2025.10 · update rc1, 2025.10 · update rc2 (+1 more affected versions); +1 more…
CVE-2025-66647. CVSS 3.1 base score 9.8 (CRITICAL, NVD). EPSS 0.00971 (percentile 0.60863), scored 12-Oct-2026.
Affected technology
riot · before 2025.10 (exclusive)
riot-os
riot · 2025.10 · update rc1
riot-os
riot · 2025.10 · update rc2
riot-os
riot · 2025.10 · update rc3
riot-os
RIOT · < 2025.10
RIOT-OS
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Of other packet buffers which an attacker might be able to used to achieve further memory corruption (potentially resulting in remote code execution). Vendor/CNA’s CVSS 4.0 assessment (base score 1.7/10) rates confidentiality and integrity impact as none; availability impact as low.
- CWE
- CWE-120
- CCR priority
- 39.4 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · NVD
- EPSS
- 0.00971 · percentile 0.60863 · 2026-10-12
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-13 13:56:14.349801+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-66647.html