CVE-2022-25352
Prototype Pollution
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283
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
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Prototype Pollution
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283
- Record
CVE-2022-25352- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Updated
- 2026-11-02
EUVDEUVD-2022-1577
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283
- Record
EUVD-2022-1577- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x5m8-2r8v-8f97
Prototype Pollution in libnested
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283
- Record
GHSA-x5m8-2r8v-8f97- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-1321
- Updated
- 2026-11-02
NVD
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283
- Record
CVE-2022-25352- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-1321
- Updated
- 2026-11-02
OSV
Prototype Pollution
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283
- Record
CVE-2022-25352- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P - Updated
- 2026-11-02
OSVGHSA-x5m8-2r8v-8f97
Prototype Pollution in libnested
The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283
- Record
GHSA-x5m8-2r8v-8f97- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-1321
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libnestednpm |
before 1.5.2 | 1.5.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-25352 is a high vulnerability (CVSS 7.5) in Libnested Project Libnested, published March 17, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.06%, the 81st percentile. Fixed in libnested 1.5.2.
References
snyk.io/vuln/SNYK-JS-LIBNESTED-2342117
github.com/dominictarr/libnested/blob/master/index.js%23L22
nvd.nist.gov/vuln/detail/CVE-2022-25352