CVE-2026-20503

In Modem, there is a possible system crash due to a missing bounds check. 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: MOLY01371002; Issue ID: MSV-9020.

• CWE-617

• https://www.mediatek.com/product-security-bulletin/September-2026Vendor Advisory

Published

Sep 7, 2026

Last Modified

Sep 9, 2026

Status

Analyzed

• 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.

• CVE-2026-20497In geniezone, there is a possible out of bounds write due to…6
• CVE-2026-20498In geniezone, there is a possible escalation of privilege du…6
• CVE-2026-2050GIMP HDR File Parsing Heap-based Buffer Overflow Remote Code…7.8
• CVE-2026-20500In Modem, there is a possible system crash due to improper i…5.5
• CVE-2026-20501In vdec, there is a possible out of bounds write due to a he…8.4
• CVE-2026-20502In vdec, there is a possible out of bounds write due to a mi…8.4
• CVE-2026-20504In Modem, there is a possible system crash due to a missing …5.3
• CVE-2026-20506In Audio HAL, there is a possible escalation of privilege du…6.7
• CVE-2026-20507In Audio HAL, there is a possible escalation of privilege du…6.7
• CVE-2026-20508In Power HAL, there is a possible escalation of privilege du…6.7
• CVE-2026-20509In Power HAL, there is a possible out of bounds write due to…6.7
• CVE-2026-20510In camera middleware, there is a possible escalation of priv…6.7