CVE-2022-25354

Name: CVE-2022-25354
Creator: NVD / NIST
Published: 2022-03-17T12:15:08.243+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.90%

Last modified Jun 17, 2026

CVE-2022-25354 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The package set-in before 2.0.3 are vulnerable to Prototype Pollution via the setIn method, as it allows an attacker to merge object prototypes into it. **Note:** This vulnerability derives from an incomplete fix of [CVE-2020-28273](https://security.snyk.io/vuln/SNYK-JS-SETIN-1048049). EPSS estimates a 1.90% chance of exploitation in the next 30 days.

Description

The package set-in before 2.0.3 are vulnerable to Prototype Pollution via the setIn method, as it allows an attacker to merge object prototypes into it. **Note:** This vulnerability derives from an incomplete fix of [CVE-2020-28273](https://security.snyk.io/vuln/SNYK-JS-SETIN-1048049)

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.90%

77.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1321

Affected Software

Vendor	Product	Versions
Set-In Project	Set-In	< 2.0.3

References

https://github.com/ahdinosaur/set-in/blob/dfc226d95cce8129de6708661e06e0c2c06f3490/index.js%23L5Broken Link
https://github.com/ahdinosaur/set-in/commit/6bad255961d379e4b1f5fbc52ef9dc8420816f24Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-SETIN-2388571Exploit, Patch, Third Party Advisory
https://github.com/ahdinosaur/set-in/blob/dfc226d95cce8129de6708661e06e0c2c06f3490/index.js%23L5Broken Link
https://github.com/ahdinosaur/set-in/commit/6bad255961d379e4b1f5fbc52ef9dc8420816f24Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-SETIN-2388571Exploit, Patch, Third Party Advisory

Timeline

Published: Mar 17, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-25354?

How severe is CVE-2022-25354?

CVE-2022-25354 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.90% probability of exploitation in the next 30 days.

How do I fix CVE-2022-25354?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-25354?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST