CVE-2026-18349
CVE-2026-18349 is a high-severity vulnerability with a CVSS 4.0 base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1247.
Key facts
- Severity: High (CVSS 4.0 base score 7.3)
- EPSS exploit prediction: 0% (3rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-1247
- Published:
- Last modified:
Description
Improper protection against voltage and clock glitches vulnerability in Microchip SAMA5D4 allows Hardware Fault Injection. This issue affects SAMA5D4.
Frequently asked questions
- What is CVE-2026-18349?
- Improper protection against voltage and clock glitches vulnerability in Microchip SAMA5D4 allows Hardware Fault Injection. This issue affects SAMA5D4.
- How severe is CVE-2026-18349?
- CVE-2026-18349 has a CVSS 4.0 base score of 7.3, rated high severity.
- Is CVE-2026-18349 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-18349?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2026-18349 published?
- CVE-2026-18349 was published on 2026-08-24 and last updated on 2026-10-12.
References
Other CWE-1247 vulnerabilities
- CVE-2025-54520 — High (CVSS 8.6): Improper Protection Against Voltage and Clock Glitches in FPGA devices, could allow an attacker with physical access to…
- CVE-2024-4760 — Medium (CVSS 6.3): A voltage glitch during the startup of EEFC NVM controllers on Microchip SAM E70/S70/V70/V71, SAM G55,…
- CVE-2022-31224 — Low (CVSS 2.0): Dell BIOS versions contain an Improper Protection Against Voltage and Clock Glitches vulnerability. An attacker with…