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Vulnerabilities CVE-2026-44982

CVE-2026-44982

High
Open
TLP:CLEAR

CrowdSec AppSec silently drops request body for chunked / HTTP-2 requests

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Description

CrowdSec offers crowdsourced protection against malicious IPs. From 1.5.0 until 1.7.8, pkg/appsec/request.go NewParsedRequestFromRequest allocated a request body buffer from max(r.ContentLength, 0), so HTTP/1.1 requests using Transfer-Encoding: chunked and HTTP/2 requests without a content-length header produced an empty body and caused WAF rules targeting REQUEST_BODY, BODY_ARGS, ARGS_POST, JSON, or XML to be skipped. This issue is fixed in version 1.7.8.

Details

CVSS Score
7.2
EPSS Score
0.22%

12.3th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Confidence
90%
Published
Jul 16, 2026
Last Modified
Jul 17, 2026
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