CVE-2026-21552High· 7.5▾ TwilightIn modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Aug 29.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.4%
In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-21555High· 7.5In modem, there is a possible improper input validation
CVE-2026-21554High· 7.5In modem, there is a possible improper input validation
CVE-2026-21553High· 7.5In modem, there is a possible improper input validation
CVE-2026-21551High· 7.5In modem, there is a possible improper input validation
CVE-2026-21550High· 7.5In modem, there is a possible improper input validation
CVE-2026-21549High· 7.5In modem, there is a possible improper input validation