Vulnerability · Published Nov 3, 2026 · Assigned by AMD
CVE-2026-40660
Medium 5.2
In plain English
A medium-severity out-of-bounds read in AMD Compressionator SDK from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Severity (CVSS 4.0)5.2Medium
Exploit odds (30 days)0.1%top 97.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A heap-based out-of-bounds (OOB) read vulnerability in the AMD Compressonator SDK could allow an attacker with local access to read out-of-bounds heap memory, potentially resulting in information disclosure or application crash.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AMD | AMD Compressionator SDK | see references |
Weakness: CWE-125 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N