CVE-2026-0004A transient execution vulnerability in some AMD processors may allow an attacker with the ability to execute code on the system to infer…
- 5.7MediumCVSS base score
- 0.18%Exploitation in 30 daysEPSS · top 93% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A transient execution vulnerability in some AMD processors may allow an attacker with the ability to execute code on the system to infer data in the L1D cache, potentially resulting in the leakage of sensitive information across privileged boundaries.
Timeline
ID reserved
By AMD
- 13 months later
· 13 months later
Published
- 1 day later
· 1 day later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| AMDCNA (assigner) | 4.0 | Medium5.7 | CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| NVDNVD · Awaiting Analysis | 4.0 | Medium5.7 | CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.18% · top 93% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.7.
Affected products
AMD · AMD EPYC™ 9005 Series Processors
- unaffected TurinPI_1.0.0.B
AMD · AMD EPYC™ 8005 Series Processors
- unaffected TurinPI_1.0.0.B
AMD · AMD Ryzen™ 9000HX Series Processors
- unaffected FireRangeFL1 PI-1.0.0.0i
AMD · AMD Ryzen™ AI 300 Series Processors
- unaffected StrixKrackanPI-FP8_1.1.0.0h
- unaffected StrixKrackanPI-FP8_1.1.0.2g
AMD · AMD Ryzen™ 9000 Series Desktop Processors
- unaffected ComboAM5PI_1.2.0.3l
- unaffected ComboAM5PI_1.3.0.1d
AMD · AMD Ryzen™ AI Max 400 Series Processors
- unaffected GorgonHalo PI FP11_1.0.0.0b
AMD · AMD Ryzen™ AI Max 300 Series Processors
- unaffected StrixHalo PI-FP11_1.0.0.2d
AMD · AMD Ryzen™ AI 400 Series Desktop Processors
- unaffected ComboAM5PI_1.3.0.1d
AMD · AMD Ryzen™ Z1 Series Processors
- unaffected StrixKrackanPI-FP8_1.1.0.0h
AMD · AMD Ryzen™ Z2 Series Processors Extreme
- unaffected StrixKrackanPI-FP8_1.1.0.0h
AMD · AMD Ryzen™ Threadripper™ PRO 7000 WX-Series Processors
- unaffected ShimadaPeakPI-SP6-1.0.0.1h
AMD · AMD Ryzen™ Threadripper™ 7000 Processors
- unaffected ShimadaPeakPI-SP6-1.0.0.1h
AMD · AMD Ryzen™ AI 400 Series Processors
- unaffected GorgonPI-FP8_1.0.0.2e
AMD · AMD Ryzen™ Threadripper™ 9000 Processors
- unaffected ShimadaPeakPI-SP6-1.0.0.1h
AMD · AMD Ryzen™ Threadripper™ PRO 9000 WX-Series Processors
- unaffected ShimadaPeakPI-SP6-1.0.0.1h
AMD · AMD EPYC™ Embedded 9005 Series Processors
- unaffected EmbeddedTurinPI_SP5_1005
AMD · AMD Ryzen™ Embedded 9000 Series Processors
- unaffected EmbeddedAM5PI_1.0.0.9
AMD · AMD EPYC™ Embedded 2005 Series Processors
- unaffected EmbeddedFireRangeFL1_1.0.0.5
AMD · AMD Ryzen™ Embedded P100 Series Processors
- unaffected EmbeddedP100 PI 1000
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-124645 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-0004)Record last updated .