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CVE-2026-21899 CryptoLib has an out-of-bounds read and crash vulnerability when decoding an empty Base64url string

🗓️ 10 Jan 2026 00:11:18Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

CryptoLib SDLS-EP base64urlDecode could cause OOB read or NULL dereference when inputLen is zero; fixed in version 1.4.3.

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10 Apr 2026 05:38Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.14.7
EPSS0.00032
3