# CVE-2026-2708

> Vulnerability · severity: **LOW** (CVSS 3.7).

## Description

A request smuggling vulnerability exists in libsoup's HTTP/1 header parsing logic. The soup_message_headers_append_common() function in libsoup/soup-message-headers.c unconditionally appends each header value without validating for duplicate or conflicting Content-Length fields. This allows an attacker to send HTTP requests containing multiple Content-Length headers with differing values.

## Key facts

- **CVE ID:** CVE-2026-2708
- **Published:** 2026-04-23
- **CVSS severity:** LOW
- **CVSS base score:** 3.7
- **CWE codes:** CWE-444

## Affected products

- `gnome:libsoup`
- `redhat:enterprise_linux`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2708

## Citation

> AI Analytics. CVE-2026-2708. Retrieved 2026-07-18 from https://api.ai-analytics.org/cve/CVE-2026-2708. Derived from NIST NVD. Licensed CC0.

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