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CVE-2026-67213

nanoid before 5.1.6 Infinite Loop via Zero Size in customAlphabet and customRandom PUBLISHED

Description (CNA)

nanoid (Nano ID) before 5.1.6 contains an infinite loop in the customAlphabet and customRandom functions. When these functions are configured with a size of 0, the internal generation loop never satisfies its exit condition and spins indefinitely, hanging the calling thread. An application that passes an unvalidated, attacker-controlled size of 0 to these functions is exposed to a denial-of-service condition.

Affected (CNA)

Vendor / productVersions
nanoid_project / nanoidaffected 3.0.0 before 3.3.17; affected 5.0.0 before 5.1.6

CWE

CWE-835

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.