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CVE-2026-73522: Open1722 0 through 0.9.2
CVE-2026-73522. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.03954 (percentile 0.90381), scored 22-Oct-2026.
Affected technology
Open1722 · 0 through 0.9.2
COVESA
Description’s affected range: through 0.9.2
Component: Not specified by the source
Function: increments
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Unauthenticated remote attackers can write past the end of a fixed 15-slot stack array by sending a crafted UDP datagram containing more than 15 ACF-CAN messages. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and availability impact as none; integrity impact as high.
- CWE
- CWE-121
- CCR priority
- 31.0 /100 (P4)
- CVSS 3.1
- 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N · Vendor/CNA
- EPSS
- 0.03954 · percentile 0.90381 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-23 16:20:36.797830+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-73522.html