Vulnerability Report

CVE-2026-21371

Title: CVE-2026-21371

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2026-21371.

CWE Category CWE-126

Published Date Apr 06, 2026

Modified Date Apr 08, 2026

Exploit Status Not Found

Score 7.8 CVSS v3.1

Exploit Probability (EPSS)

0.01%

Vulnerability Summary

CVE-2026-21371: Memory Corruption when retrieving output buffer with insufficient size validation.

Impacted Vendors

qualcomm 52

Reference Links

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

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.8

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-21371 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 08, 2026 MODIFIED

Vulnerability data updated via NVD.

April 08, 2026 MODIFIED

Vulnerability data updated via NVD.

April 07, 2026 MODIFIED

Vulnerability data updated via NVD.

April 06, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.