How severe is CVE-2026-25268?

CVE-2026-25268 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-25268 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25268?

CVE-2026-25268 primarily affects Qualcomm Wsa8835 Firmware. In total, 128 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-25268?

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-2026-25268 published?

CVE-2026-25268 was published on 2026-07-06 and last updated on 2026-07-07.

CVE-2026-25268

CVE-2026-25268 is a high-severity vulnerability in Qualcomm Wsa8835 Firmware with a CVSS 3.x base score of 8.8. 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-121.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-121
Affected product: Qualcomm Wsa8835 Firmware
Published: 2026-07-06
Last modified: 2026-07-07

Description

Memory Corruption when processing invalid HT40 channel layouts during dynamic channel switching operations.

Frequently asked questions

What is CVE-2026-25268?: Memory Corruption when processing invalid HT40 channel layouts during dynamic channel switching operations.
How severe is CVE-2026-25268?: CVE-2026-25268 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-25268 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25268?: CVE-2026-25268 primarily affects Qualcomm Wsa8835 Firmware. In total, 128 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-25268?: 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-2026-25268 published?: CVE-2026-25268 was published on 2026-07-06 and last updated on 2026-07-07.

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/july-2026-bulletin.html

Affected products (128)

cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:5g_fixed_wireless_access_platform_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:cq7790_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:cq8725s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca4024_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8075_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8080_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8082_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8084_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8085_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8101_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8102_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8111_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8112_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8384_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8385_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8386_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca9888_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca9889_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcc710_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcf8000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcf8001_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5022_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5024_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5052_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5122_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5124_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5152_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5154_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5164_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn5224_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn6023_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn6024_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcn6112_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Wsa8835 Firmware

CVE-2025-27034 — Critical (CVSS 9.8): Memory corruption while selecting the PLMN from SOR failed list.
CVE-2025-21483 — Critical (CVSS 9.8): Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
CVE-2024-45569 — Critical (CVSS 9.8): Memory corruption while parsing the ML IE due to invalid frame content.
CVE-2023-43553 — Critical (CVSS 9.8): Memory corruption while parsing beacon/probe response frame when AP sends more supported links in MLIE.
CVE-2023-43552 — Critical (CVSS 9.8): Memory corruption while processing MBSSID beacon containing several subelement IE.
CVE-2023-28582 — Critical (CVSS 9.8): Memory corruption in Data Modem while verifying hello-verify message during the DTLS handshake.

All CVEs affecting Qualcomm Wsa8835 Firmware →

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