Resource exhaustion in Vercel Hyper
CVE-2025-7074
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.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.006 (43.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Vercel Hyper — versions 3.4.0, 3.4.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2025-7074?
- CVE-2025-7074 is a medium-severity vulnerability in Vercel Hyper, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2025-07-05.
- How severe is CVE-2025-7074?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2025-7074 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.