CVE-2026-20501
Last modified
CVE-2026-20501 is a high-severity vulnerability rated 8.4/10 on the CVSS scale. In vdec, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.13% chance of exploitation in the next 30 days.
Description
In vdec, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11262030; Issue ID: MSV-9197.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mediatek | Mt2718 Firmware | All versions |
| Mediatek | Mt6580 Firmware | All versions |
| Mediatek | Mt6739 Firmware | All versions |
| Mediatek | Mt6761 Firmware | All versions |
| Mediatek | Mt6765 Firmware | All versions |
| Mediatek | Mt6768 Firmware | All versions |
| Mediatek | Mt6769 Firmware | All versions |
| Mediatek | Mt6779 Firmware | All versions |
| Mediatek | Mt6781 Firmware | All versions |
| Mediatek | Mt6785 Firmware | All versions |
| Mediatek | Mt6789 Firmware | All versions |
| Mediatek | Mt6833 Firmware | All versions |
| Mediatek | Mt6835 Firmware | All versions |
| Mediatek | Mt6853 Firmware | All versions |
| Mediatek | Mt6855 Firmware | All versions |
| Mediatek | Mt6858 Firmware | All versions |
| Mediatek | Mt6873 Firmware | All versions |
| Mediatek | Mt6877 Firmware | All versions |
| Mediatek | Mt6878 Firmware | All versions |
| Mediatek | Mt6879 Firmware | All versions |
| Mediatek | Mt6881 Firmware | All versions |
| Mediatek | Mt6883 Firmware | All versions |
| Mediatek | Mt6885 Firmware | All versions |
| Mediatek | Mt6886 Firmware | All versions |
| Mediatek | Mt6889 Firmware | All versions |
| Mediatek | Mt6893 Firmware | All versions |
| Mediatek | Mt6895 Firmware | All versions |
| Mediatek | Mt6897 Firmware | All versions |
| Mediatek | Mt6899 Firmware | All versions |
| Mediatek | Mt6983 Firmware | All versions |
| Mediatek | Mt6985 Firmware | All versions |
| Mediatek | Mt6989 Firmware | All versions |
| Mediatek | Mt6991 Firmware | All versions |
| Mediatek | Mt6993 Firmware | All versions |
| Mediatek | Mt8126 Firmware | All versions |
| Mediatek | Mt8171 Firmware | All versions |
| Mediatek | Mt8186 Firmware | All versions |
| Mediatek | Mt8188 Firmware | All versions |
| Mediatek | Mt8189 Firmware | All versions |
| Mediatek | Mt8195 Firmware | All versions |
| Mediatek | Mt8196 Firmware | All versions |
| Mediatek | Mt8367 Firmware | All versions |
| Mediatek | Mt8391 Firmware | All versions |
| Mediatek | Mt8395 Firmware | All versions |
| Mediatek | Mt8668 Firmware | All versions |
| Mediatek | Mt8676 Firmware | All versions |
| Mediatek | Mt8678 Firmware | All versions |
| Mediatek | Mt8696 Firmware | All versions |
| Mediatek | Mt8781 Firmware | All versions |
| Mediatek | Mt8788e Firmware | All versions |
Showing 50 of 53 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-20501?
How severe is CVE-2026-20501?
How do I fix CVE-2026-20501?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-20501?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
