Is there a public exploit for CVE-2026-20561?

No public exploit for CVE-2026-20561 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

What does CVE-2026-20561 affect?

CVE-2026-20561 affects MediaTek, Inc. MediaTek chipset.

— Unscored

In Modem, there is a possible out of bounds write due to a missing bounds check.

CVE-2026-20561

In Modem, there is a possible out of bounds write 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: MOLY01750090; Issue ID: MSV-8908.

Assessment

CVSS: Not yet scored
Severity: Unscored
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 2 November 2026
Last updated: 2 November 2026
Affected: MediaTek, Inc. · MediaTek chipset
Assigner: MediaTek

At the source

EUVD (ENISA)

References

https://www.mediatek.com/product-security-bulletin/November-2026

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