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CVE-2026-89314

Quadratic-time key_ops duplicate check lets a sub-1 MB JWKS body pin a CPU core for ~15 s PUBLISHED

Description (CNA)

`jwkFields.CheckConsistency` detected duplicate `key_ops` entries with a pairwise nested loop, making validation cost grow with the **square** of the entry count. Because the check runs on every JWK and JWKS unmarshal, a modestly sized but hostile JWKS document could occupy a CPU core for many seconds.

Affected (CNA)

Vendor / productVersions
Eclipse Foundation / Eclipse KeyPont - GOSEaffected 0.7.3 through 0.13.0-rc1
Eclipse Foundation / Eclipse KeyPont - GOSEaffected 0 before 1.0.0-rc4

CWE

CWE-407

References