CVE-2026-21549: 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-2026-21549?
The severity of CVE-2026-21549 is high with a score of 7.5.
2
What kind of vulnerability is CVE-2026-21549?
CVE-2026-21549 is an improper input validation vulnerability.
3
What impact does CVE-2026-21549 have on systems?
CVE-2026-21549 can lead to a remote denial of service without requiring additional execution privileges.
4
How can I mitigate CVE-2026-21549?
Mitigation steps for CVE-2026-21549 include applying vendor patches and ensuring robust input validation.
5
What components are affected by CVE-2026-21549?
CVE-2026-21549 affects modems that are susceptible to improper input validation.