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.
References (4)
Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.314973
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.314973
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.602353
Exploit, Third Party Advisory exploit
issue-tracking
https://github.com/vercel/hyper/issues/8098
Scores
CVSS v3
4.3
EPSS
0.0054
EPSS Percentile
41.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-1333
CWE-400
Status
published
Products (1)
vercel/hyper
< 3.4.1
Published
Jul 05, 2025
Tracked Since
Feb 18, 2026