Description
Vapor is an HTTP web framework for Swift. There is a denial of service vulnerability impacting all users of affected versions of Vapor. The HTTP1 error handler closed connections when HTTP parse errors occur instead of passing them on. The issue is fixed as of Vapor release 4.84.2.
Scores
CVSS v3
5.3
EPSS
0.0005
EPSS Percentile
16.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-231
CWE-617
CWE-696
Status
published
Products (2)
SwiftURL/github.com/vapor/vapor
4.83.2 - 4.84.2SwiftURL
vapor/vapor
4.83.2 - 4.84.2
Published
Oct 05, 2023
Tracked Since
Feb 18, 2026