npm package
flatted
pkg:npm/flatted
Vulnerabilities (2)
| CVE | Sev | CVSS | KEV | Affected versions | Fixed in | Published | Description |
|---|---|---|---|---|---|---|---|
| CVE-2026-33228 | — | < 3.4.2 | 3.4.2 | Mar 20, 2026 | flatted is a circular JSON parser. Prior to version 3.4.2, the parse() function in flatted can use attacker-controlled string values from the parsed JSON as direct array index keys, without validating that they are numeric. Since the internal input buffer is a JavaScript Array, a | ||
| CVE-2026-32141 | — | < 3.4.0 | 3.4.0 | Mar 12, 2026 | flatted is a circular JSON parser. Prior to 3.4.0, flatted's parse() function uses a recursive revive() phase to resolve circular references in deserialized JSON. When given a crafted payload with deeply nested or self-referential $ indices, the recursion depth is unbounded, caus |
- CVE-2026-33228Mar 20, 2026affected < 3.4.2fixed 3.4.2
flatted is a circular JSON parser. Prior to version 3.4.2, the parse() function in flatted can use attacker-controlled string values from the parsed JSON as direct array index keys, without validating that they are numeric. Since the internal input buffer is a JavaScript Array, a
- CVE-2026-32141Mar 12, 2026affected < 3.4.0fixed 3.4.0
flatted is a circular JSON parser. Prior to 3.4.0, flatted's parse() function uses a recursive revive() phase to resolve circular references in deserialized JSON. When given a crafted payload with deeply nested or self-referential $ indices, the recursion depth is unbounded, caus