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CVE-2026-54901

1 advisory.

RubyGems/oj CVE-2026-54901: high

Oj: Use-After-Free in Oj::Parser array_class/hash_class GC Marking

Action: Upgrade oj to 3.17.3 or later.

bundle update oj

Affected

introducedfixedlast affected
03.17.3-

Fixed versions

3.17.3

Sources

CVE-2026-54901 · published · modified · JSON