High
Security advisory
An issue was discovered in TYPO3 before 8.7.30, 9.x before 9.5.12, and 10.x before 10.2.2. Because escaping of user-submitted content is mishandled, the class QueryGenerator is vulnerable to SQL injection. Exploitation requires having the system extension ext:lowlevel installed, and a valid backend user who has administrator privileges.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-19850
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:16 UTC · Revision 1
Source evidence
An issue was discovered in TYPO3 before 8.7.30, 9.x before 9.5.12, and 10.x before 10.2.2. Because escaping of user-submitted content is mishandled, the class QueryGenerator is vulnerable to SQL injection. Exploitation requires having the system extension ext:lowlevel installed, and a valid backend user who has administrator privileges.
osv:CVE-2019-19850
Complete source record
{
"id": "6f5054e346bc36070e97a5795f467bd53840c72126ea7160ef8c9e8a4cdd4e74",
"url": "https://osv.dev/vulnerability/CVE-2019-19850",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-19850",
"summary": "An issue was discovered in TYPO3 before 8.7.30, 9.x before 9.5.12, and 10.x before 10.2.2. Because escaping of user-submitted content is mishandled, the class QueryGenerator is vulnerable to SQL injection. Exploitation requires having the system extension ext:lowlevel installed, and a valid backend user who has administrator privileges.",
"evidence": "osv:CVE-2019-19850",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2019-19850",
"aliases": [
"CVE-2019-19850",
"GHSA-59pj-7mjh-4465"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/TYPO3/typo3",
"type": "GIT",
"events": [
{
"introduced": "a9a68ed6a41c86e6d46629c15ca4bdffe85344f1"
},
{
"fixed": "23b71bb1059d1a1b1ddbc49caedb5ff1c14e00f3"
},
{
"introduced": "41235ff8e38c6f3401df03ae8beddd62d662c525"
},
{
"fixed": "efd84a5a507792083f9f4ec03f8c7d580adfc3d8"
},
{
"introduced": "c91b70e450c52d29ffb08115fffbb7832b15a330"
},
{
"fixed": "b7d2c8f95222abade62827244327367995345891"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "8.0.0"
},
{
"fixed": "8.7.30"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.0.0"
},
{
"fixed": "9.5.12"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "10.0.0"
},
{
"fixed": "10.2.2"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v10.2.1",
"v10.2.0",
"v8.7.29",
"TYPO3_8-7-29",
"8.7.29",
"v9.5.11",
"v9.5.10",
"v8.7.28",
"TYPO3_8-7-28",
"8.7.28",
"v10.1.0",
"v9.5.9",
"v10.0.0",
"v9.5.8",
"v8.7.27",
"TYPO3_8-7-27",
"8.7.27",
"v8.7.26",
"TYPO3_8-7-26",
"8.7.26",
"v9.5.7",
"v8.7.25",
"TYPO3_8-7-25",
"8.7.25",
"v9.5.6",
"v9.5.5",
"v8.7.24",
"TYPO3_8-7-24",
"8.7.24",
"v9.5.4",
"v8.7.23",
"TYPO3_8-7-23",
"8.7.23",
"v8.7.22",
"TYPO3_8-7-22",
"8.7.22",
"v9.5.3",
"v9.5.2",
"v8.7.21",
"TYPO3_8-7-21",
"8.7.21",
"v9.5.1",
"v8.7.20",
"TYPO3_8-7-20",
"8.7.20",
"v9.5.0",
"v9.4.0",
"v8.7.19",
"TYPO3_8-7-19",
"8.7.19",
"v8.7.18",
"TYPO3_8-7-18",
"8.7.18",
"v8.7.17",
"TYPO3_8-7-17",
"8.7.17",
"v9.3.0",
"v8.7.16",
"TYPO3_8-7-16",
"8.7.16",
"v8.7.15",
"TYPO3_8-7-15",
"8.7.15",
"v8.7.14",
"TYPO3_8-7-14",
"8.7.14",
"v9.2.0",
"v8.7.13",
"TYPO3_8-7-13",
"8.7.13",
"v8.7.12",
"TYPO3_8-7-12",
"8.7.12",
"v8.7.11",
"TYPO3_8-7-11",
"8.7.11",
"v8.7.10",
"TYPO3_8-7-10",
"8.7.10",
"v9.1.0",
"v9.0.0",
"v8.7.9",
"TYPO3_8-7-9",
"8.7.9",
"v8.7.8",
"TYPO3_8-7-8",
"8.7.8",
"v8.7.7",
"TYPO3_8-7-7",
"8.7.7",
"v8.7.6",
"TYPO3_8-7-6",
"8.7.6",
"v8.7.5",
"TYPO3_8-7-5",
"8.7.5",
"v8.7.4",
"TYPO3_8-7-4",
"8.7.4",
"TYPO3_8-7-2",
"8.7.2",
"TYPO3_8-7-1",
"8.7.1",
"TYPO3_8-7-0",
"8.7.0",
"TYPO3_8-6-0",
"8.6.0",
"TYPO3_8-5-0",
"8.5.0",
"TYPO3_8-4-0",
"8.4.0",
"TYPO3_8-3-0",
"8.3.0",
"TYPO3_8-2-0",
"8.2.0",
"TYPO3_8-1-0",
"8.1.0",
"TYPO3_8-0-0",
"8.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19850.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/typo3/typo3",
"type": "GIT",
"events": [
{
"introduced": "a9a68ed6a41c86e6d46629c15ca4bdffe85344f1"
},
{
"fixed": "23b71bb1059d1a1b1ddbc49caedb5ff1c14e00f3"
},
{
"introduced": "41235ff8e38c6f3401df03ae8beddd62d662c525"
},
{
"fixed": "efd84a5a507792083f9f4ec03f8c7d580adfc3d8"
},
{
"introduced": "c91b70e450c52d29ffb08115fffbb7832b15a330"
},
{
"fixed": "b7d2c8f95222abade62827244327367995345891"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "8.0.0"
},
{
"fixed": "8.7.30"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.0.0"
},
{
"fixed": "9.5.12"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "10.0.0"
},
{
"fixed": "10.2.2"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v10.2.1",
"v10.2.0",
"v8.7.29",
"TYPO3_8-7-29",
"8.7.29",
"v9.5.11",
"v9.5.10",
"v8.7.28",
"TYPO3_8-7-28",
"8.7.28",
"v10.1.0",
"v9.5.9",
"v10.0.0",
"v9.5.8",
"v8.7.27",
"TYPO3_8-7-27",
"8.7.27",
"v8.7.26",
"TYPO3_8-7-26",
"8.7.26",
"v9.5.7",
"v8.7.25",
"TYPO3_8-7-25",
"8.7.25",
"v9.5.6",
"v9.5.5",
"v8.7.24",
"TYPO3_8-7-24",
"8.7.24",
"v9.5.4",
"v8.7.23",
"TYPO3_8-7-23",
"8.7.23",
"v8.7.22",
"TYPO3_8-7-22",
"8.7.22",
"v9.5.3",
"v9.5.2",
"v8.7.21",
"TYPO3_8-7-21",
"8.7.21",
"v9.5.1",
"v8.7.20",
"TYPO3_8-7-20",
"8.7.20",
"v9.5.0",
"v9.4.0",
"v8.7.19",
"TYPO3_8-7-19",
"8.7.19",
"v8.7.18",
"TYPO3_8-7-18",
"8.7.18",
"v8.7.17",
"TYPO3_8-7-17",
"8.7.17",
"v9.3.0",
"v8.7.16",
"TYPO3_8-7-16",
"8.7.16",
"v8.7.15",
"TYPO3_8-7-15",
"8.7.15",
"v8.7.14",
"TYPO3_8-7-14",
"8.7.14",
"v9.2.0",
"v8.7.13",
"TYPO3_8-7-13",
"8.7.13",
"v8.7.12",
"TYPO3_8-7-12",
"8.7.12",
"v8.7.11",
"TYPO3_8-7-11",
"8.7.11",
"v8.7.10",
"TYPO3_8-7-10",
"8.7.10",
"v9.1.0",
"v9.0.0",
"v8.7.9",
"TYPO3_8-7-9",
"8.7.9",
"v8.7.8",
"TYPO3_8-7-8",
"8.7.8",
"v8.7.7",
"TYPO3_8-7-7",
"8.7.7",
"v8.7.6",
"TYPO3_8-7-6",
"8.7.6",
"v8.7.5",
"TYPO3_8-7-5",
"8.7.5",
"v8.7.4",
"TYPO3_8-7-4",
"8.7.4",
"TYPO3_8-7-2",
"8.7.2",
"TYPO3_8-7-1",
"8.7.1",
"TYPO3_8-7-0",
"8.7.0",
"TYPO3_8-6-0",
"8.6.0",
"TYPO3_8-5-0",
"8.5.0",
"TYPO3_8-4-0",
"8.4.0",
"TYPO3_8-3-0",
"8.3.0",
"TYPO3_8-2-0",
"8.2.0",
"TYPO3_8-1-0",
"8.1.0",
"TYPO3_8-0-0",
"8.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19850.json"
}
}
],
"modified": "2026-10-24T10:30:51.076229641Z",
"provider": "osv",
"references": [
"https://review.typo3.org/q/%2522Resolves:+%252389452%2522+topic:security",
"https://typo3.org/security/advisory/typo3-core-sa-2019-025/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*"
],
"vendor_product": "typo3:typo3",
"extracted_events": [
{
"range": [
{
"introduced": "8.0.0"
},
{
"fixed": "8.7.30"
},
{
"introduced": "9.0.0"
},
{
"fixed": "9.5.12"
},
{
"introduced": "10.0.0"
},
{
"fixed": "10.2.2"
}
],
"source": "CPE_RANGE"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-19850",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 437402,
"published_at": "2019-12-17T17:15:18.067+00:00"
}