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EPSS
| CVE | CVSS | EPSS | Vendor, product | Description | Modified |
|---|---|---|---|---|---|
| CVE-2022-25236exploit | 9.8 critical | 35.0% | libexpat_project, debian, libexpat, debian_linux, http_server | xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs. | 14 Oct |
| CVE-2022-25315exploit | 9.8 critical | 5.0% | libexpat_project, debian, libexpat, debian_linux, fedora | In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames. | 14 Oct |
| CVE-2022-25235exploit | 9.8 critical | 5.0% | libexpat_project, debian, libexpat, debian_linux, fedora | xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain context. | 14 Oct |
| CVE-2022-23852exploit | 9.8 critical | 5.0% | libexpat_project, netapp, libexpat, clustered_data_ontap, oncommand_workflow_automation | Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES. | 14 Oct |
| CVE-2022-22822exploit | 9.8 critical | 5.0% | libexpat_project, tenable, libexpat, nessus, sinema_remote_connect_server | addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow. | 14 Oct |
| CVE-2021-45960exploit ×2 | 8.8 high | 5.0% | libexpat_project, tenable, libexpat, nessus, debian_linux | In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory). | 14 Oct |
| CVE-2022-25314exploit | 7.5 high | 5.0% | libexpat_project, debian, libexpat, debian_linux, fedora | In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString. | 14 Oct |
| CVE-2022-23990exploit | 7.5 high | 5.0% | libexpat_project, tenable, libexpat, nessus, communications_metasolv_solution | Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function. | 14 Oct |
| CVE-2021-46143exploit | 7.8 high | 4.0% | libexpat_project, netapp, libexpat, active_iq_unified_manager, clustered_data_ontap | In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize. | 14 Oct |
| CVE-2022-43680exploit ×2 | 7.5 high | 3.0% | libexpat_project, debian, libexpat, debian_linux, fedora | In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations. | 14 Oct |
| CVE-2022-25313exploit ×2 | 6.5 medium | 3.0% | libexpat_project, debian, libexpat, debian_linux, fedora | In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth in the DTD element. | 14 Oct |
| CVE-2024-28757exploit ×2 | 7.5 high | 2.0% | libexpat_project, fedoraproject, libexpat, fedora, active_iq_unified_manager | libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate). | 15 Oct |
| CVE-2024-50602exploit | 5.9 medium | 1.0% | netapp, debian, active_iq_unified_manager, solidfire_\&_hci_management_node, solidfire_\&_hci_storage_node | An issue was discovered in libexpat before 2.6.4. There is a crash within the XML_ResumeParser function because XML_StopParser can stop/suspend an unstarted parser. | 15 Oct |
13 of 13
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EPSS scores: 2026-10-28. NVD cursor: 2026-10-29 00:22. The News page shows only notable CVEs (KEV, your stack, new criticals, EPSS over 50%, or active exploitation per SSVC); this table has all of them.