Qualcomm Snapdragon 7 Gen 4 Mobile Firmware vulnerabilities

3 CVEs affecting Qualcomm Snapdragon 7 Gen 4 Mobile Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-47407, published 2026-05-04.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2025-47403, published 2026-05-04. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing a malformed Fast Transition response frame with an invalid header structure during wireless roaming.
• CVE-2025-47401, published 2026-05-04. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing target power rate tables during channel configuration.
• CVE-2025-47407, published 2026-05-04. High severity, CVSS 7.0. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while creating a process on the digital signal processor due to allocation failure at the kernel level.