Critical
Security advisory
An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. The VarExport component incorrectly escapes strings, allowing some specially crafted ones to escalate to execution of arbitrary PHP code. This is related to symfony/var-exporter.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-11325
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:52 UTC · Revision 1
Source evidence
An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. The VarExport component incorrectly escapes strings, allowing some specially crafted ones to escalate to execution of arbitrary PHP code. This is related to symfony/var-exporter.
osv:CVE-2019-11325
Complete source record
{
"id": "a99a5b7afc215d568eb58407a7b04e385c362715595a50829b5d16caeee56d42",
"url": "https://osv.dev/vulnerability/CVE-2019-11325",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-11325",
"summary": "An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. The VarExport component incorrectly escapes strings, allowing some specially crafted ones to escalate to execution of arbitrary PHP code. This is related to symfony/var-exporter.",
"evidence": "osv:CVE-2019-11325",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2019-11325",
"aliases": [
"CVE-2019-11325",
"GHSA-w4rc-rx25-8m86"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
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"repo": "https://github.com/symfony/security-http",
"type": "GIT",
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{
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{
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}
],
"database_specific": {
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"cpe": "cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*",
"range": [
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"introduced": "4.2.0"
},
{
"fixed": "4.2.12"
}
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"source": "CPE_RANGE"
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{
"cpe": "cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*",
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{
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],
"versions": [
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"v4.3.6",
"v4.2.11",
"v4.3.5",
"v4.3.4",
"v4.3.3",
"v4.3.2",
"v4.2.10",
"v4.3.1",
"v4.3.0-RC1",
"v4.3.0",
"v4.2.9",
"v4.2.8",
"v4.2.7",
"v4.2.6",
"v4.2.5",
"v4.2.4",
"v4.2.3",
"v4.2.2",
"v4.2.1",
"v4.2.0-RC1",
"v4.2.0-BETA2",
"v4.2.0"
],
"database_specific": {
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},
{
"ranges": [
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{
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{
"introduced": "0bf8d128ef3c492436ab5f1b7c7b130f9e96aad2"
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{
"fixed": "87fb08703e62882a7a6fdb17672070e0ee12dd65"
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"database_specific": {
"extracted_events": [
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{
"fixed": "4.2.12"
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"source": "CPE_RANGE"
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{
"cpe": "cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*",
"range": [
{
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{
"fixed": "4.3.8"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
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}
],
"source": "REFERENCES_TAG",
"original_tag": "v4.3.8"
}
]
}
}
],
"versions": [
"v4.3.7",
"v4.3.6",
"v4.3.5",
"v4.3.4",
"v4.3.3",
"v4.2.11",
"v4.3.2",
"v4.2.10",
"v4.3.1",
"v4.3.0",
"v4.2.9",
"v4.2.8",
"v4.2.7",
"v4.2.6",
"v4.2.5",
"v4.2.4",
"v4.2.3",
"v4.2.2",
"v4.2.1",
"v4.2.0"
],
"database_specific": {
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}
}
],
"modified": "2026-10-24T10:50:34.248887661Z",
"provider": "osv",
"references": [
"https://github.com/symfony/symfony/releases/tag/v4.3.8",
"https://symfony.com/blog/cve-2019-11325-fix-escaping-of-strings-in-varexporter",
"https://symfony.com/blog/symfony-4-3-8-released",
"https://github.com/symfony/var-exporter/compare/d8bf442...57e00f3"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2019-11325",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 442302,
"published_at": "2019-11-21T23:15:13.297+00:00"
}