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Vulnerability record · CVE-2022-25354 · published 17 March 2022

CVE-2022-25354: Set-in project set-in prototype pollution vulnerability

SSet In Project · Set In

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)

9.8 CVSS 3.1 Critical EPSS 1.9% · top 20.8% CWE-1321 · Prototype pollution
9.8CVSS 3.1 base score, v2 7.5
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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)

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/ahdinosaur/set-in/blob/dfc226d95cce8129de6708661e06e0c2c06f3490/index.js%23L5 Broken Link
https://github.com/ahdinosaur/set-in/commit/6bad255961d379e4b1f5fbc52ef9dc8420816f24 PatchThird Party Advisory
https://snyk.io/vuln/SNYK-JS-SETIN-2388571 ExploitPatchThird Party Advisory
https://github.com/ahdinosaur/set-in/blob/dfc226d95cce8129de6708661e06e0c2c06f3490/index.js%23L5 Broken Link
https://github.com/ahdinosaur/set-in/commit/6bad255961d379e4b1f5fbc52ef9dc8420816f24 PatchThird Party Advisory
https://snyk.io/vuln/SNYK-JS-SETIN-2388571 ExploitPatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-28273Set-in project set-in vulnerabilityPrototype pollution vulnerability in 'set-in' versions 1.0.0 through 2.0.0 allows attacker to cause a denial of service and may lead to remote code e…EPSS 4.0%9.4CVE-2026-26021Set-in project set-in prototype pollution vulnerabilityset-in provides the set value of nested associative structure given array of keys. A prototype pollution vulnerability exists in the the npm package …EPSS 0.49%8.6CVE-2026-34621Adobe Acrobat Reader prototype pollution leads to code executionAdobe Acrobat and Reader (versions 24.001.30356, 26.001.21367 and earlier) are affected by prototype pollution (CWE-1321) that can result in arbitrar…KEVEPSS 2.2%analysed

Source: NIST National Vulnerability Database (record CVE-2022-25354), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.