Qualcomm QCN6122 Firmware vulnerabilities

187 CVEs affecting Qualcomm QCN6122 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-25275, published 2026-09-17.

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Highest priority

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

• CVE-2020-11301, published 2021-09-08. High severity, CVSS 7.5. EPSS: 11.1% chance of exploitation in the next 30 days. Improper authentication of un-encrypted plaintext Wi-Fi frames in an encrypted network can lead to information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…
• CVE-2021-1965, published 2021-07-13. Critical severity, CVSS 9.8. EPSS: 3% chance of exploitation in the next 30 days. Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wired…
• CVE-2021-35088, published 2022-04-01. Critical severity, CVSS 9.1. EPSS: 0.9% chance of exploitation in the next 30 days. Possible out of bound read due to improper validation of IE length during SSID IE parse when channel is DFS in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…
• CVE-2022-25736, published 2022-10-19. High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days. Denial of service in WLAN due to out-of-bound read happens while processing VHT action frame in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics…
• CVE-2021-1972, published 2021-09-08. Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days. Possible buffer overflow due to improper validation of device types during P2P search in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial…
• CVE-2021-1976, published 2021-09-17. Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days. A use after free can occur due to improper validation of P2P device address in PD Request frame in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon…
• CVE-2023-33105, published 2024-03-04. High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days. Transient DOS in WLAN Host and Firmware when large number of open authentication frames are sent with an invalid transaction sequence number.
• CVE-2024-21473, published 2024-04-01. Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days. Memory corruption while redirecting log file to any file location with any file name.
• CVE-2021-30302, published 2021-10-20. High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days. Improper authentication of EAP WAPI EAPOL frames from unauthenticated user can lead to information disclosure in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics…
• CVE-2021-30312, published 2021-10-20. High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days. Improper authentication of sub-frames of a multicast AMSDU frame can lead to information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT,…

Latest

• CVE-2026-25275, published 2026-09-17. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing authentication frames with invalid FILS information element header lengths.
• CVE-2026-25268, published 2026-07-06. High severity, CVSS 8.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory Corruption when processing invalid HT40 channel layouts during dynamic channel switching operations.
• CVE-2025-59609, published 2026-06-01. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Information Disclosure when processing advertisement frames with malformed MBSSID elements of insufficient length.
• 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-2026-21367, published 2026-04-06. High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days. Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.
• CVE-2025-47339, published 2026-01-07. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while deinitializing a HDCP session.
• CVE-2025-47331, published 2026-01-07. Medium severity, CVSS 6.1. EPSS: 0.1% chance of exploitation in the next 30 days. Information disclosure while processing a firmware event.
• CVE-2025-27074, published 2025-11-04. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while processing a GP command response.
• CVE-2025-27060, published 2025-10-09. High severity, CVSS 8.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while performing SCM call with malformed inputs.
• CVE-2025-27059, published 2025-10-09. High severity, CVSS 8.8. EPSS: 0.1% chance of exploitation in the next 30 days. Memory corruption while performing SCM call.