CVE-2026-21088High· 7.8▾ TwilightImproper input validation in loading a subtitle frame in libsubextractor.so prior to SMR Sep-2026 Release 1 allows local attackers to write out-of-bounds memory.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 42.9 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 10.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.1%
6.9 → 7.8
medium → high
Improper input validation in loading a subtitle frame in libsubextractor.so prior to SMR Sep-2026 Release 1 allows local attackers to write out-of-bounds memory.
android = 14.0android = 15.0android = 16.0android = 17.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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