Is CVE-2026-21385 in the CISA KEV catalog?

Yes. CVE-2026-21385 is on the CISA Known Exploited Vulnerabilities list, added 2026-03-03.

What is the CVSS severity of CVE-2026-21385?

CVE-2026-21385 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2026-21385?

CVE-2026-21385 has an EPSS score of 1.07% (60th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-21385

HIGHCISA KEV

7.8

CVSS v3

NVD

Description

Memory corruption while using alignments for memory allocation.

CWE-190Integer Overflow

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.07%probability of exploitation in 30 days

60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Qualcomm Multiple Chipsets Memory Corruption Vulnerability

Multiple Qualcomm chipsets contain a memory corruption vulnerability while using alignments for memory allocation.

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

Remediation due: 2026-03-24

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-03-04.