CVE-2021-31402

HIGH

dio 4.0.0-4.9.9 - CRLF Injection via HTTP Method String

Title source: llm
STIX 2.1

Description

The dio package 4.0.0 for Dart allows CRLF injection if the attacker controls the HTTP method string, a different vulnerability than CVE-2020-35669.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/flutterchina/dio/issues/1130

Scores

CVSS v3 7.5
EPSS 0.0116
EPSS Percentile 63.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-74
Status published
Products (2)
flutterchina/dio 4.0.0 - 5.0.0
Pub/dio 0 - 5.0.0Pub
Published Apr 15, 2021
Tracked Since Feb 18, 2026