CVE-2026-21552: Input Validation
Published Aug 3, 2026
·Updated
In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed
Event History
Aug 3, 2026
CVE Published
via MITRE·07:18 AM
Data Sourced
via MITRE·07:18 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:17 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-21552?
CVE-2026-21552 has a high severity rating of 7.5.
2
What type of attack does CVE-2026-21552 enable?
CVE-2026-21552 allows for a possible remote denial of service attack.
3
What component is affected by CVE-2026-21552?
CVE-2026-21552 affects the modem component due to improper input validation.
4
Who is impacted by CVE-2026-21552?
Any user utilizing the affected modem may experience denial of service due to CVE-2026-21552.
5
How do I mitigate the risk of CVE-2026-21552?
To mitigate the risks associated with CVE-2026-21552, ensure that the modem firmware is updated with the latest security patches.