CISA KEV · Known exploitedHigh

CVE-2026-21385

Qualcomm Multiple Chipsets

CVE-2026-21385 affects Qualcomm Multiple Chipsets. Review the CVSS score, exploitation signals, affected versions, remediation status, and linked source material before making a change.

CVSS: 7.8
EPSS: 1.07%
CISA KEV: Listed
Published: 2026.03.03

PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV

Exploit probability1.07%

Technical severityCVSS 7.8

Vulnerability overview

CVE-2026-21385 affects Qualcomm Multiple Chipsets. Review the CVSS score, exploitation signals, affected versions, remediation status, and linked source material before making a change.

Affected product and versions

Product: Qualcomm Multiple Chipsets
Affected versions: 5G Fixed Wireless Access Platform, APQ8098, AR8031, AR8035, C-V2X 9150, CSRA6620, CSRA6640, FastConnect 6200, FastConnect 6700, FastConnect 6800, FastConnect 6900, FastConnect 7800, Flight RB5 5G Platform, FSM100 Platform, G1 Gen 1, G2 Gen 1, IQ6 Series Platform, IQ8 Series Platform, IQ9 Series Platform, LeMans_AU_LGIT
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Due date: 2026.03.24

1
Identify
Confirm that Qualcomm Multiple Chipsets and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-190
KEV added: 2026.03.03
Ransomware use: 미확인