CVE-2025-66366
Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash
Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash
Exploit likelihood
What each source reports
CVE List No score
Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash
- Record
CVE-2025-66366- Weakness
- CWE-129
- Updated
- 2026-11-05
EUVDEUVD-2025-211265 No score
Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash
- Record
EUVD-2025-211265- Updated
- 2026-11-05
GitHub AdvisoriesGHSA-48x4-685f-c87v No score
Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash
Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash
- Record
GHSA-48x4-685f-c87v- Weakness
- CWE-129
- Updated
- 2026-11-05
NVD No score
Incorrect handling of unauthenticated downlink RRC Setup messages can cause the baseband to crash
- Record
CVE-2025-66366- Weakness
- CWE-129
- Updated
- 2026-11-07
Affected products
- samsung exynos 1280
- samsung exynos 1330
- samsung exynos 1380
- samsung exynos 1480
- samsung exynos 2400
- samsung semiconductor exynos 1280
- samsung semiconductor exynos 1330
- samsung semiconductor exynos 1380
- samsung semiconductor exynos 1480
- samsung semiconductor exynos 1580
- samsung semiconductor exynos 2400
- samsung semiconductor exynos 2500
History
| Recorded | Changed | Sources |
|---|---|---|
| cwes, products, references, title | CVE List, GitHub Advisories, NVD | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-66366 is a vulnerability with no CVSS score yet in Samsung Exynos 1280, published November 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. No source names a fixed version.