Is there a public exploit for CVE-2026-79405?

No public exploit for CVE-2026-79405 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.

How severe is CVE-2026-79405?

CVE-2026-79405 scores CVSS 7.5 (v3.1), rated high.

What does CVE-2026-79405 affect?

CVE-2026-79405 affects Unisoc (Shanghai) Technologies Co., Ltd. Modem.

7.5 High

In Modem Firmware, there is a possible system crash due to improper input validation of dedicated PUCCH configuration.

CVE-2026-79405

In Modem Firmware, there is a possible system crash due to improper input validation of dedicated PUCCH configuration. This could lead to remote denial of service with no additional execution privileges needed.

Assessment

CVSS: 7.5 (v3.1)
Severity: High
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 4 November 2026
Last updated: 4 November 2026
Affected: Unisoc (Shanghai) Technologies Co., Ltd. · Modem
Assigner: Unisoc

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

At the source

EUVD (ENISA)

References

https://www.unisoc.com/en/support/product-security-bulletin/2117818023857520641

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