CVE-2021-47986
Parse Server - Unreviewed Code Execution via Malicious Version Tags
- State
- Published
- Severity
- 7.7 High
- Published
- Jun 25, 2026
- Updated
- Jun 26, 2026
- Reserved
- Jun 21, 2026
Description
Parse Server before 4.10.0 contains a supply chain vulnerability where incorrect version tags were pushed to the repository linking to unreviewed code in a personal fork. Attackers could exploit this by specifying affected version tags in dependency declarations to execute unreviewed and potentially malicious code.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.7 High | CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-494 Download of Code Without Integrity Check
Affected Products
| Product | Versions |
|---|---|
parse-serverparse-community |
|
References
- GitHub Security Advisory (GHSA-593v-wcqx-hq2w)vendor-advisory
- VulnCheck Advisory: Parse Server - Unreviewed Code Execution via Malicious Version Tagsthird-party-advisory
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