Parse Server's LiveQuery bypasses CLP pointer permission enforcement

Description

Parse Server’s LiveQuery WebSocket interface does not enforce Class-Level Permission (CLP) pointer permissions (readUserFields and pointerFields).

Recommendation

Update the parse-server package to the latest compatible version. Followings are version details:

• Affected version(s): **< 8.6.53

  >= 9.0.0, < 9.6.0-alpha.42**

• Patched version(s): **8.6.53

  9.6.0-alpha.42**

References

• GHSA-fph2-r4qg-9576
• CVE-2026-33421
• CWE-863
• CAPEC-310
• OWASP 2021-A1
• OWASP 2021-A6

Related Issues

• Parse Server has a protected fields bypass via LiveQuery subscription WHERE clause - CVE-2026-32098
• Parse Server has a protected field change detection oracle via LiveQuery watch parameter - CVE-2026-33429
• Parse Server leaks protected fields via LiveQuery afterEvent trigger - CVE-2026-33163
• Parse Server LiveQuery subscription with invalid regular expression crashes server - CVE-2026-32770

Tags:

npm

parse-server