Qualcomm QCN5052 Firmware vulnerabilities

243 CVEs affecting Qualcomm QCN5052 Firmware, 1 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-2023-33063: Qualcomm Multiple Chipsets Use-After-Free Vulnerability, published 2023-12-05. High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2023-12-05. EPSS: 0.7% chance of exploitation in the next 30 days. Memory corruption in DSP Services during a remote call from HLOS to DSP.
• 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-2021-30351, published 2022-01-03. Critical severity, CVSS 9.8. EPSS: 4% chance of exploitation in the next 30 days. An out of bound memory access can occur due to improper validation of number of frames being passed during music playback 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-2020-11191, published 2021-04-07. Critical severity, CVSS 9.1. EPSS: 0.9% chance of exploitation in the next 30 days. Out of bound read occurs while processing crafted SDP due to lack of check of null string in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics…
• CVE-2022-40516, published 2023-01-09. High severity, CVSS 7.8. EPSS: 0.9% chance of exploitation in the next 30 days. Memory corruption in Core due to stack-based buffer overflow.
• 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-2020-11276, published 2021-02-22. Critical severity, CVSS 9.1. EPSS: 0.8% chance of exploitation in the next 30 days. Possible buffer over read while processing P2P IE and NOA attribute of beacon and probe response frames due to improper validation of P2P IE and NOA attribute lengths in Snapdragon Auto, Snapdragon…
• CVE-2020-11275, published 2021-02-22. Critical severity, CVSS 9.1. EPSS: 0.8% chance of exploitation in the next 30 days. Possible buffer over-read while parsing quiet IE in Rx beacon frame due to improper check of IE length in received beacon in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…
• CVE-2021-35104, published 2022-06-14. Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days. Possible buffer overflow due to improper parsing of headers while playing the FLAC audio clip in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon…

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-2026-24088, published 2026-06-01. High severity, CVSS 8.2. EPSS: 0.1% chance of exploitation in the next 30 days. Cryptographic Issue while processing a specific partition which allows unauthorized write access to load a customized bootloader.
• 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-2025-47325, published 2025-12-18. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. Information disclosure while processing system calls with invalid parameters.
• 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.