CVE-2026-25254: Improper authorization in Qualcomm Software Center

Critical severity · published Sep 22, 2026

CVE-2026-25254

Improper authorization in Qualcomm Software Center

9.8

CVSS

0.5%

EPSS

On KEV

Description

Improper authorization leads to Remote Code Execution via SocketIO interface.

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.5% · higher than 40% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Snapdragon · Qualcomm, Inc.

QSCv1.17.1; QSCv1.19.1; QSCv1.21.0 · source: vendor

Software Center · Qualcomm

1.17.1; 1.19.1; 1.21.0 · source: NVD

Affected product

Snapdragon

Qualcomm, Inc.

All Snapdragon CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-25254

CVE.org

https://www.cve.org/CVERecord?id=CVE-2026-25254

Vendor Advisory

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