High
Security advisory
Multiple WSO2 products have been identified as vulnerable due to an XML External Entity (XXE) attack abuses a widely available but rarely used feature of XML parsers to access sensitive information.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-6836
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:16 UTC · Revision 1
Source evidence
Multiple WSO2 products have been identified as vulnerable due to an XML External Entity (XXE) attack abuses a widely available but rarely used feature of XML parsers to access sensitive information.
osv:CVE-2023-6836
Complete source record
{
"id": "3dfb4a9196bc0cea83117e94112aa407b50099a93ea043987fa7af1636413857",
"url": "https://osv.dev/vulnerability/CVE-2023-6836",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2023-6836",
"summary": "Multiple WSO2 products have been identified as vulnerable due to an XML External Entity (XXE) attack abuses a widely available but rarely used feature of XML parsers to access sensitive information.",
"evidence": "osv:CVE-2023-6836",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2023-6836",
"aliases": [
"CVE-2023-6836",
"GHSA-cr8h-fr86-8vfv"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/wso2/analytics-apim",
"type": "GIT",
"events": [
{
"introduced": "5473541ec4434aeb0a2a1f583d672e1d1748240a"
},
{
"last_affected": "78105a9da92efdcfceaca4c011a7960ebd3df0e3"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wso2:api_manager_analytics:2.2.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.2.0"
},
{
"last_affected": "2.2.0"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:wso2:api_manager_analytics:2.5.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.5.0"
},
{
"last_affected": "2.5.0"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"2.2.0",
"2.5.0",
"v2.5.0-rc1",
"v2.5.0",
"v2.5.0.Beta",
"v2.5.0-Alpha",
"v2.2.0-update2",
"v2.2.0-update1",
"v2.2.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6836.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/wso2/product-apim",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "727d091683c8199c37f2d19ab3198abee6553904"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wso2:api_manager:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "3.0.0"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v3.0.0-rc3",
"v3.0.0",
"v3.0.0-rc2",
"v3.0.0-rc1",
"v3.0.0-beta",
"v3.0.0-alpha2",
"v3.0.0-alpha",
"v3.0.0-m35",
"v3.0.0-m34",
"v3.0.0-m33",
"v3.0.0-m32",
"v2.6.0-rc3",
"v2.6.0",
"v2.6.0-rc2",
"v2.6.0-rc1",
"v2.6.0-beta2",
"v2.6.0-beta",
"v2.6.0-alpha2",
"v2.6.0-alpha",
"v2.6.0-m2",
"v2.6.0-m1",
"v2.5.0-rc4",
"v2.5.0",
"v2.5.0-rc3",
"v2.5.0-rc2",
"v2.5.0-rc1",
"v2.5.0-Beta",
"v2.5.0-Alpha",
"v2.2.0-update7",
"v2.2.0-update6",
"v2.2.0-update5",
"v2.2.0-update4",
"v2.2.0-update3",
"v2.2.0-update2",
"v2.2.0-update1",
"v2.2.0",
"v2.1.0-update14",
"v2.1.0-update13",
"v2.1.0-update12",
"v2.1.0-update11",
"v2.1.0-update10",
"v2.1.0-update9",
"v2.1.0-update8",
"v2.1.0-update7",
"v2.1.0-update5",
"v2.1.0-update3",
"v2.1.0-update2",
"v2.1.0-update1",
"v2.1.0-alpha",
"v2.0.0-ALPHA",
"v2.0.0-M4",
"v1.9.0",
"v1.9.0-Beta-3",
"v1.9.0-Beta-2",
"v1.9.0-Beta",
"v1.9.0-Alpha",
"test-tag-1.9.0-Alpha",
"v1.9.0-M2"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6836.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/wso2/product-ei",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "bfdf341ab6dcfccce35c88b8a1567604f07ba8f5"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wso2:enterprise_integrator:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "6.6.0"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v6.6.0-rc3",
"v6.6.0",
"v6.6.0-rc2",
"v6.6.0-rc1",
"v6.6.0-beta",
"v6.5.0-rc1",
"v6.5.0",
"v6.5.0-m6",
"v6.5.0-m4",
"v6.5.0-m3",
"v6.5.0-m2",
"v6.5.0-m1",
"v6.4.0-rc1",
"v6.4.0",
"v6.4.0-m8",
"v6.4.0-m7",
"v6.4.0-m6",
"v6.4.0-m5",
"v6.4.0-m4",
"v6.4.0-m3",
"v6.4.0-m2",
"v6.4.0-m1",
"v6.3.0-rc2",
"v6.3.0",
"v6.3.0-rc1",
"v6.3.0-m11",
"v6.3.0-m10",
"v6.3.0-m9",
"v6.3.0-m8",
"v6.3.0-m7",
"v6.3.0-m6",
"v6.3.0-m5",
"v6.3.0-m4",
"v6.3.0-m3",
"v6.3.0-m2",
"v6.3.0-m1",
"v6.2.0-rc2",
"v6.2.0",
"v6.2.0-rc1",
"v6.1.1-update24",
"v6.1.1-update23",
"v6.1.1-update22",
"v6.1.1-update21",
"v6.1.1-update20",
"v6.1.1-update19",
"v6.1.1-update18",
"v6.1.1-update17",
"v6.1.1-update16",
"v6.1.1-update15",
"v6.1.1-update14",
"v6.1.1-update13",
"v6.1.1-update12",
"v6.1.1-update11",
"v6.1.1-update10",
"v6.1.1-update9",
"v6.1.1-update8",
"v6.0.0-m1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6836.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/wso2/product-integrator-mi",
"type": "GIT",
"events": [
{
"introduced": "135aca18ba1b870b32660d89028b53c05bc12821"
},
{
"last_affected": "135aca18ba1b870b32660d89028b53c05bc12821"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wso2:micro_integrator:1.0.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.0.0"
},
{
"last_affected": "1.0.0"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"1.0.0",
"v1.0.0-rc1",
"v1.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6836.json"
}
}
],
"modified": "2026-10-24T10:31:05.103513048Z",
"provider": "osv",
"references": [
"https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2021/WSO2-2020-0716/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:wso2:api_microgateway:2.2.0:*:*:*:*:*:*:*"
],
"vendor_product": "wso2:api_microgateway",
"extracted_events": [
{
"range": [
{
"introduced": "2.2.0"
},
{
"last_affected": "2.2.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:wso2:identity_server:5.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:wso2:identity_server:5.4.1:*:*:*:*:*:*:*",
"cpe:2.3:a:wso2:identity_server:5.5.0:*:*:*:*:*:*:*",
"cpe:2.3:a:wso2:identity_server:5.6.0:*:*:*:*:*:*:*"
],
"vendor_product": "wso2:identity_server",
"extracted_events": [
{
"range": [
{
"introduced": "5.4.0"
},
{
"last_affected": "5.4.0"
},
{
"introduced": "5.4.1"
},
{
"last_affected": "5.4.1"
},
{
"introduced": "5.5.0"
},
{
"last_affected": "5.5.0"
},
{
"introduced": "5.6.0"
},
{
"last_affected": "5.6.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:wso2:identity_server_as_key_manager:5.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:wso2:identity_server_as_key_manager:5.6.0:*:*:*:*:*:*:*",
"cpe:2.3:a:wso2:identity_server_as_key_manager:5.7.0:*:*:*:*:*:*:*",
"cpe:2.3:a:wso2:identity_server_as_key_manager:5.9.0:*:*:*:*:*:*:*"
],
"vendor_product": "wso2:identity_server_as_key_manager",
"extracted_events": [
{
"range": [
{
"introduced": "5.0.0"
},
{
"last_affected": "5.0.0"
},
{
"introduced": "5.6.0"
},
{
"last_affected": "5.6.0"
},
{
"introduced": "5.7.0"
},
{
"last_affected": "5.7.0"
},
{
"introduced": "5.9.0"
},
{
"last_affected": "5.9.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2023-6836",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 440676,
"published_at": "2023-12-15T10:15:09.407+00:00"
}