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Vulnerability details: VCID-evqy-f4at-7qed
Vulnerability ID VCID-evqy-f4at-7qed
Aliases CVE-2024-28757
Summary libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate).
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-776 Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
System Score Found at
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-28757.json
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00474 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00487 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00487 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00487 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00487 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
epss 0.00487 https://api.first.org/data/v1/epss?cve=CVE-2024-28757
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.5 https://github.com/libexpat/libexpat/issues/839
ssvc Track https://github.com/libexpat/libexpat/issues/839
cvssv3.1 7.5 https://github.com/libexpat/libexpat/pull/842
ssvc Track https://github.com/libexpat/libexpat/pull/842
cvssv3.1 7.5 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
ssvc Track https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
cvssv3.1 7.5 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
ssvc Track https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
cvssv3.1 7.5 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
ssvc Track https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2024-28757
cvssv3.1 7.5 https://security.netapp.com/advisory/ntap-20240322-0001/
ssvc Track https://security.netapp.com/advisory/ntap-20240322-0001/
cvssv3.1 7.5 http://www.openwall.com/lists/oss-security/2024/03/15/1
ssvc Track http://www.openwall.com/lists/oss-security/2024/03/15/1
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-28757.json
https://api.first.org/data/v1/epss?cve=CVE-2024-28757
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-28757
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1 http://www.openwall.com/lists/oss-security/2024/03/15/1
1065868 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1065868
2268766 https://bugzilla.redhat.com/show_bug.cgi?id=2268766
839 https://github.com/libexpat/libexpat/issues/839
842 https://github.com/libexpat/libexpat/pull/842
cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap:9:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:ontap:9:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_tools:10:*:*:*:*:vmware_vsphere:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:ontap_tools:10:*:*:*:*:vmware_vsphere:*:*
cpe:2.3:a:netapp:windows_host_utilities:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:windows_host_utilities:-:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
CVE-2024-28757 https://nvd.nist.gov/vuln/detail/CVE-2024-28757
FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
ntap-20240322-0001 https://security.netapp.com/advisory/ntap-20240322-0001/
RHSA-2024:1530 https://access.redhat.com/errata/RHSA-2024:1530
RHSA-2024:3926 https://access.redhat.com/errata/RHSA-2024:3926
USN-6694-1 https://usn.ubuntu.com/6694-1/
VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-28757.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/libexpat/libexpat/issues/839
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-03-11T13:15:18Z/ Found at https://github.com/libexpat/libexpat/issues/839
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/libexpat/libexpat/pull/842
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-03-11T13:15:18Z/ Found at https://github.com/libexpat/libexpat/pull/842
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-03-11T13:15:18Z/ Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-03-11T13:15:18Z/ Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-03-11T13:15:18Z/ Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2024-28757
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://security.netapp.com/advisory/ntap-20240322-0001/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-03-11T13:15:18Z/ Found at https://security.netapp.com/advisory/ntap-20240322-0001/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at http://www.openwall.com/lists/oss-security/2024/03/15/1
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-03-11T13:15:18Z/ Found at http://www.openwall.com/lists/oss-security/2024/03/15/1
Exploit Prediction Scoring System (EPSS)
Percentile 0.63807
EPSS Score 0.00474
Published At Aug. 4, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:35:46.254147+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.19/main.json 37.0.0