---
id: CVE-2025-4969
title: A vulnerability was found in the libsoup package
summary: >-
  A vulnerability was found in the libsoup package. This flaw stems from its
  failure to correctly verify the termination of multipart HTTP messages. This
  can allow a remote attacker to send a specially crafted multipart HTTP body,
  causing …
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L'
cwe:
  - CWE-125
published: '2025-05-21'
updated: '2026-06-25'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-4969'
references:
  - url: 'https://access.redhat.com/security/cve/CVE-2025-4969'
    label: secalert@redhat.com
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2367552'
    label: secalert@redhat.com
  - url: 'https://gitlab.gnome.org/GNOME/libsoup/-/issues/447'
    label: secalert@redhat.com
tags:
  - nvd
epss: 0.00879
epssPercentile: 0.5757
ingestedAt: '2026-06-29T13:24:34.327Z'
---

## Overview

A vulnerability was found in the libsoup package. This flaw stems from its failure to correctly verify the termination of multipart HTTP messages. This can allow a remote attacker to send a specially crafted multipart HTTP body, causing the libsoup-consuming server to read beyond its allocated memory boundaries (out-of-bounds read).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.