CVE-2022-25907
Prototype Pollution
The package ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.
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 ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.
- Record
CVE-2022-25907- 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 - Updated
- 2026-11-02
EUVDEUVD-2022-6507
The package ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.
- Record
EUVD-2022-6507- 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 - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7qqq-gh2f-wq76
ts-deepmerge before 2.0.2 vulnerable to Prototype Pollution
The package ts-deepmerge before version 2.0.2 is vulnerable to Prototype Pollution due to missing sanitization of the merge function.
- Record
GHSA-7qqq-gh2f-wq76- 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 ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.
- Record
CVE-2022-25907- 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 - Weakness
- CWE-1321
- Updated
- 2026-11-02
OSV
Prototype Pollution
The package ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.
- Record
CVE-2022-25907- 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 - Updated
- 2026-11-02
OSVGHSA-7qqq-gh2f-wq76
ts-deepmerge before 2.0.2 vulnerable to Prototype Pollution
The package ts-deepmerge before version 2.0.2 is vulnerable to Prototype Pollution due to missing sanitization of the merge function.
- Record
GHSA-7qqq-gh2f-wq76- 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 |
|---|---|---|
ts-deepmergenpm |
before 2.0.2 | 2.0.2 |
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-2022-25907 is a high vulnerability (CVSS 7.5) in Typescript Deep Merge Project Deep Merge, published August 9, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.90%, the 79th percentile. Fixed in ts-deepmerge 2.0.2.
References
security.snyk.io/vuln/SNYK-JS-TSDEEPMERGE-2959975
github.com/voodoocreation/ts-deepmerge/releases/tag/2.0.2
nvd.nist.gov/vuln/detail/CVE-2022-25907