High severity · published Sep 17, 2026
CVE-2026-25283
Stack-based Buffer Overflow in OOBM
8.8
CVSS
0.1%
EPSS
No
On KEV
Description
Memory Corruption when copying unverified data from an external source exceeds the allocated buffer size.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SN
Snapdragon · Qualcomm, Inc.
Cologne; FastConnect 7800; Snapdragon X2 Elite; WCD9378C; WSA8840; WSA8845; +1 more · source: vendor
CF
Cologne Firmware · Qualcomm
All versions, or not specified · source: NVD
F7
Fastconnect 7800 Firmware · Qualcomm
All versions, or not specified · source: NVD
SX
Snapdragon X2 Elite Firmware · Qualcomm
All versions, or not specified · source: NVD
WF
Wcd9378c Firmware · Qualcomm
All versions, or not specified · source: NVD
WF
Wsa8840 Firmware · Qualcomm
All versions, or not specified · source: NVD
WF
Wsa8845 Firmware · Qualcomm
All versions, or not specified · source: NVD
WF
Wsa8845h Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-25283
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-25283
Vendor Advisory
https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html
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