Skip to content

Product

WebReflection flatted vulnerabilities

2 published CVES affecting WebReflection flatted, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
2
Critical
0
High
2
Medium
0
Low
0
Unscored
0
CISA KEV
0

Latest WebReflection flatted CVEs

Newest publication first

  1. CVE-2026-33228 flatted: Prototype Pollution via parse()

    Published
    HighCVSS 8.9 EPSS 0.86%

    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...

  2. CVE-2026-32141 flatted: Unbounded recursion DoS in parse() revive phase

    Published
    HighCVSS 7.5 EPSS 0.90%

    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...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.