CVE-2026-20431
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Track
*SSVC
Descriptions
In Modem, there is a possible system crash due to a logic error. 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: MOLY01106496; Issue ID: MSV-4467.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2025-11-03 CVE Reserved
- 2026-04-07 CVE Published
- 2026-04-10 CVE Updated
- 2026-05-09 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-770: Allocation of Resources Without Limits or Throttling
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://corp.mediatek.com/product-security-bulletin/April-2026 | 2026-04-07 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Mediatek Search vendor "Mediatek" | Mt6813 Firmware Search vendor "Mediatek" for product "Mt6813 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6813 Search vendor "Mediatek" for product "Mt6813" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6815 Firmware Search vendor "Mediatek" for product "Mt6815 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6815 Search vendor "Mediatek" for product "Mt6815" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6835 Firmware Search vendor "Mediatek" for product "Mt6835 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6835 Search vendor "Mediatek" for product "Mt6835" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6878 Firmware Search vendor "Mediatek" for product "Mt6878 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6878 Search vendor "Mediatek" for product "Mt6878" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6897 Firmware Search vendor "Mediatek" for product "Mt6897 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6897 Search vendor "Mediatek" for product "Mt6897" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6899 Firmware Search vendor "Mediatek" for product "Mt6899 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6899 Search vendor "Mediatek" for product "Mt6899" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6986 Firmware Search vendor "Mediatek" for product "Mt6986 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6986 Search vendor "Mediatek" for product "Mt6986" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6991 Firmware Search vendor "Mediatek" for product "Mt6991 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6991 Search vendor "Mediatek" for product "Mt6991" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt6993 Firmware Search vendor "Mediatek" for product "Mt6993 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt6993 Search vendor "Mediatek" for product "Mt6993" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8668 Firmware Search vendor "Mediatek" for product "Mt8668 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8668 Search vendor "Mediatek" for product "Mt8668" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8676 Firmware Search vendor "Mediatek" for product "Mt8676 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8676 Search vendor "Mediatek" for product "Mt8676" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8678 Firmware Search vendor "Mediatek" for product "Mt8678 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8678 Search vendor "Mediatek" for product "Mt8678" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8755 Firmware Search vendor "Mediatek" for product "Mt8755 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8755 Search vendor "Mediatek" for product "Mt8755" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8775 Firmware Search vendor "Mediatek" for product "Mt8775 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8775 Search vendor "Mediatek" for product "Mt8775" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8792 Firmware Search vendor "Mediatek" for product "Mt8792 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8792 Search vendor "Mediatek" for product "Mt8792" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8793 Firmware Search vendor "Mediatek" for product "Mt8793 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8793 Search vendor "Mediatek" for product "Mt8793" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8863 Firmware Search vendor "Mediatek" for product "Mt8863 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8863 Search vendor "Mediatek" for product "Mt8863" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8873 Firmware Search vendor "Mediatek" for product "Mt8873 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8873 Search vendor "Mediatek" for product "Mt8873" | - | - |
Safe
|
| Mediatek Search vendor "Mediatek" | Mt8883 Firmware Search vendor "Mediatek" for product "Mt8883 Firmware" | - | - |
Affected
| in | Mediatek Search vendor "Mediatek" | Mt8883 Search vendor "Mediatek" for product "Mt8883" | - | - |
Safe
|