pkg:PyPI/ujson

All known vulnerabilities

• HIGH7.5CVE-2026-44660UltraJSON has a Memory Leak in ujson.dump() on Write Failure
  from 0, < 5.12.1
• HIGH7.5CVE-2026-44660UltraJSON has a Memory Leak in ujson.dump() on Write Failure
  from 0, < 5.12.1
• HIGH7.5CVE-2026-32875UltraJSON has an integer overflow handling large indent leads to buffer overflow or infinite loop
  >= 5.1.0, < 5.12.0
• HIGH7.5UltraJSON has an integer overflow handling large indent leads to buffer overflow or infinite loop
  >= 5.1.0, < 5.12.0
• HIGH7.5UltraJSON has a Memory Leak parsing large integers allows DoS
  >= 5.4.0, < 5.12.0
• HIGH7.5UltraJSON has a Memory Leak parsing large integers allows DoS
  >= 5.4.0, < 5.12.0
• HIGH7.5Incorrect handling of invalid surrogate pair characters
  from 0, < 5.4.0
• HIGH7.5Incorrect handling of invalid surrogate pair characters
  from 0, < 5.4.0
• MEDIUM6.5UltraJSON: Malformed/Truncated UTF-8 Accepted and Silently Rewritten in ujson.dumps()
  from 0, < 5.13.0
• MEDIUM5.9Potential double free of buffer during string decoding
  from 0, < 5.4.0
• MEDIUM5.9Potential double free of buffer during string decoding
  from 0, < 5.4.0
• MEDIUM5.5ujson - security update
  >= 1.34, < 5.2.0
• MEDIUM5.5ujson - security update
  >= 4.0.2, < 5.1.0