CVE-2020-7638
confinit vulnerable to prototype pollution
confinit through 0.3.0 is vulnerable to Prototype Pollution.The 'setDeepProperty' function could be tricked into adding or modifying properties of 'Object.prototype' using a 'proto' payload.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
confinit through 0.3.0 is vulnerable to Prototype Pollution.The 'setDeepProperty' function could be tricked into adding or modifying properties of 'Object.prototype' using a 'proto' payload.
- Record
CVE-2020-7638- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-1321
- Updated
- 2026-11-02
CVE List No score
confinit through 0.3.0 is vulnerable to Prototype Pollution.The 'setDeepProperty' function could be tricked into adding or modifying properties of 'Object.prototype' using a 'proto' payload.
- Record
CVE-2020-7638- Updated
- 2026-11-02
EUVDEUVD-2020-0386 No score
confinit through 0.3.0 is vulnerable to Prototype Pollution.The 'setDeepProperty' function could be tricked into adding or modifying properties of 'Object.prototype' using a 'proto' payload.
- Record
EUVD-2020-0386- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jgpq-g82g-6c39
confinit vulnerable to prototype pollution
confinit through 0.3.0 is vulnerable to Prototype Pollution.The 'setDeepProperty' function could be tricked into adding or modifying properties of 'Object.prototype' using a 'proto' payload.
- Record
GHSA-jgpq-g82g-6c39- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-915, CWE-1321
- Updated
- 2026-11-02
OSV
confinit through 0.3.0 is vulnerable to Prototype Pollution.The 'setDeepProperty' function could be tricked into adding or modifying properties of 'Object.prototype' using a 'proto' payload.
- Record
CVE-2020-7638- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-09
OSVGHSA-jgpq-g82g-6c39
confinit vulnerable to prototype pollution
confinit through 0.3.0 is vulnerable to Prototype Pollution.The 'setDeepProperty' function could be tricked into adding or modifying properties of 'Object.prototype' using a 'proto' payload.
- Record
GHSA-jgpq-g82g-6c39- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-1321, CWE-915
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
confinitnpm |
before 0.4.0 | 0.4.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-7638 is a medium vulnerability (CVSS 5.3) in Confinit Project Confinit, published April 6, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.02%, the 63rd percentile. Fixed in confinit 0.4.0.