Medium severity · published Sep 22, 2026
CVE-2026-25262
Write-what-where Condition in Primary Bootloader
6.3
CVSS
0.1%
EPSS
No
On KEV
Description
Memory corruption while processing a crafted ELF file in the Primary Bootloader.
CVSS vector
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SN
Snapdragon · Qualcomm, Inc.
MDM9x07; MDM9x45; MDM9x55; MDM9x65; MSM8909; MSM8916; +2 more · source: vendor
MF
Mdm9207 Firmware · Qualcomm
All versions, or not specified · source: NVD
MF
Mdm9645 Firmware · Qualcomm
All versions, or not specified · source: NVD
MF
Mdm9655 Firmware · Qualcomm
All versions, or not specified · source: NVD
MF
Mdm9665 Firmware · Qualcomm
All versions, or not specified · source: NVD
MF
Msm8909 Firmware · Qualcomm
All versions, or not specified · source: NVD
MF
Msm8916 Firmware · Qualcomm
All versions, or not specified · source: NVD
MF
Msm8952 Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sdx50 Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-25262
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-25262
Vendor Advisory
https://docs.qualcomm.com/product/publicresources/securitybulletin/may-2026-bulletin.html
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