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CVE-2025-47905

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CVE-2025-47905

Published: May 13, 2025

Modified: May 29, 2025

PUBLISHED

CVSS v3.1

5.4

MEDIUM

Description

Varnish Cache before 7.6.3 and 7.7 before 7.7.1, and Varnish Enterprise before 6.0.13r14, allow client-side desync via HTTP/1 requests, because the product incorrectly permits CRLF to be skipped to delimit chunk boundaries.

VendorProductVersions

varnish-software

Varnish Cache

affected
0 - < 6.0.14 LTS
affected
7.0.0 - < 7.6.3
affected
7.7.0 - < 7.7.1

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

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CVE-2025-47905 | MEDIUM (5.4) - Security Vulnerability | QwikSec