{"id":"CVE-2025-46420","title":"A flaw was found in libsoup","summary":"A flaw was found in libsoup. It is vulnerable to memory leaks in the soup_header_parse_quality_list() function when parsing a quality list that contains elements with all zeroes.","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-401"],"published":"2025-04-24","updated":"2026-06-25","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-46420","references":[{"url":"https://access.redhat.com/errata/RHSA-2025:4439","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:4440","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:4508","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:4538","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:4560","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:4568","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:4609","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:4624","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:7436","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2025-46420","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2361963","label":"secalert@redhat.com"},{"url":"https://gitlab.gnome.org/GNOME/libsoup/-/issues/438","label":"secalert@redhat.com"}],"tags":["nvd"],"epss":0.00584,"epssPercentile":0.46642,"ingestedAt":"2026-06-29T13:24:34.199Z","slug":"CVE-2025-46420","body":"## Overview\n\nA flaw was found in libsoup. It is vulnerable to memory leaks in the soup_header_parse_quality_list() function when parsing a quality list that contains elements with all zeroes.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}