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Parse Server exposes protected fields in save responses

Priority LOW 12CWE-200Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
Present
Impact type
Information disclosure
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-200.

Summary

Parse Server from 9.7.0 before 9.10.5-alpha.7 contains an information disclosure vulnerability (CWE-200) that lets clients read protected field values written by beforeSave triggers using dot notation keys. When protectedFieldsSaveResponseExempt is set to false, a client with create or update permission can read values a trigger writes beneath a protected field in the same request.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

Description from the CNA

Parse Server from 9.7.0 before 9.10.5-alpha.7 contains an information disclosure vulnerability that allows clients to receive protected field values written by beforeSave triggers using dot notation keys. When protectedFieldsSaveResponseExempt is set to false, clients with create or update permission can read values a trigger writes beneath a protected field in the same request.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00252 16th percentileScored 2026-11-07
Fix Fixed parse-server (parse-community): 9.10.5-alpha.7

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
parse-communityparse-server9.7.0 to before 9.10.5-alpha.79.10.5-alpha.7Patch availableCNA
  • parse-server Vendorparse-community Affected 9.7.0 to before 9.10.5-alpha.7 Fixed in 9.10.5-alpha.7 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:*:*:*——parse-community
  • cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:*:*:* Versions — — ·parse-community

Remediation

Update parse-server to 9.10.5-alpha.7 or later. The sources list no fixed version for any other release line in this range.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

  • Fix · CNA parse-server (parse-community) Fixed in 9.10.5-alpha.7

Timeline

  1. 2026-10-30 Threatist record created from CVE-2026-119570
  2. 2026-10-30 CISA SSVC decision points changed
  3. 2026-10-30 Alias added: GHSA-9m35-gcx2-qx2g

References

  • TI-2022-08574 Command Injection in Parse server CVSS 3.1CRITICAL 10.0
  • TI-2024-18136 Parse Server literalizeRegexPart SQL Injection CVSS 3.1CRITICAL 10.0
  • TI-2022-18768 Parse Server vulnerable to Remote Code Execution via prototype pollution in MongoDB BSON parser CVSS 3.1CRITICAL 9.8
  • TI-2024-31550 Parse Server's custom object ID allows to acquire role privileges CVSS 3.1HIGH 8.1
  • TI-2025-35510 parse is a package designed to parse JavaScript SDK. CVSS 3.1MEDIUM 6.5
  • TI-2024-26265 ZDI-CAN-23894: Parse Server literalizeRegexPart SQL Injection Authentication Bypass Vulnerability CVSS 3.1CRITICAL 9.8
See all 158 →

Sources