CVE-2026-33627
HIGH EPSS 29.6%
Published Mar 24, 20263mo ago · Modified Jun 17, 20261w ago
7.1 CVSS 4.0
Published Mar 24, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago
Description
Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.61 and 9.6.0-alpha.55, an authenticated user calling GET /users/me receives unsanitized auth data, including sensitive credentials such as MFA TOTP secrets and recovery codes. The endpoint internally uses master-level authentication for the session query, and the master context leaks through to the user data, bypassing auth adapter sanitization. An attacker who obtains a user's session token can extract MFA secrets to generate valid TOTP codes indefinitely. This issue has been patched in versions 8.6.61 and 9.6.0-alpha.55.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
29.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor Information Exposure
Affected Products 56
| Vendor | Product | Version | Range |
|---|---|---|---|
| parseplatform | parse-server | * | <8.6.61 |
| parseplatform | parse-server | * | ≥9.0.0 – <9.6.0 |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
| parseplatform | parse-server | 9.6.0 | any |
References 5
- github.com https://github.com/parse-community/parse-server/commit/5b8998e6866bcf75be7b5bb625e27d23bfaf912c
- github.com https://github.com/parse-community/parse-server/commit/875cf10ac979bd60f70e7a0c534e2bc194d6982f
- github.com https://github.com/parse-community/parse-server/pull/10278
- github.com https://github.com/parse-community/parse-server/pull/10279
- github.com https://github.com/parse-community/parse-server/security/advisories/GHSA-37mj-c2wf-cx96
Remediation
- github.com https://github.com/parse-community/parse-server/commit/5b8998e6866bcf75be7b5bb625e27d23bfaf912c
- github.com https://github.com/parse-community/parse-server/commit/875cf10ac979bd60f70e7a0c534e2bc194d6982f