Parse Server is vulnerable to Prototype Pollution via Cloud Code Webhooks
Impact
A compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server requestKeywordDenylist option.
Patches
Improved keyword detection.
Workarounds
None.
Collaborators
Mikhail Shcherbakov, Cristian-Alexandru Staicu and Musard Balliu working with Trend Micro Zero Day Initiative
References
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | parse-server | < 4.10.20, >= 5.0.0, < 5.3.3 | 4.10.20, 5.3.3 |
References
- https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
- https://nvd.nist.gov/vuln/detail/CVE-2022-41879
- https://github.com/parse-community/parse-server/pull/8305
- https://github.com/parse-community/parse-server/pull/8306
- https://github.com/parse-community/parse-server/commit/60c5a73d257e0d536056b38bdafef8b7130524d8
- https://github.com/parse-community/parse-server/commit/6c63f04ba37174021082a5b5c4ba1556dcc954f4
- https://github.com/parse-community/parse-server
- https://github.com/parse-community/parse-server/releases/tag/4.10.20
- https://github.com/parse-community/parse-server/releases/tag/5.3.3
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-1321- Platform
- npm
- Package
parse-server- Disclosed
- 10.11.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-93vw-8fm5-p2jf - CC BY 4.0
Vulnerability history: parse-server
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 116
- First → latest
- 06.2019 06.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 17
- High 49
- Medium 40
- Low 10
Disclosures per year
- 2019: 2
- 2020: 4
- 2021: 4
- 2022: 12
- 2023: 5
- 2024: 4
- 2025: 6
- 2026: 79
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Parse Server is vulnerable to Prototype Pollution via Cloud Code Webhooks this entry
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