Medium severity · published Jan 6, 2026
CVE-2025-20760
In Modem, there is a possible read of uninitialized heap data due to an uncaught exception
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
In Modem, there is a possible read of uninitialized heap data due to an uncaught exception. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01676750; Issue ID: MSV-4653.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MC
MediaTek chipset · MediaTek, Inc.
MT2735; MT2737; MT6833; MT6835; MT6853; MT6855; +34 more · source: vendor
NR
Nr15 · Mediatek
All versions, or not specified · source: NVD
NR
Nr16 · Mediatek
All versions, or not specified · source: NVD
NR
Nr17 · Mediatek
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-20760
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-20760
Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/January-2026
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