Medium
Security advisory
The security handlers in the Security component in Symfony in 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11 have an Open redirect vulnerability when security.http_utils is inlined by a container. NOTE: this issue exists because of an incomplete fix for CVE-2017-16652.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-11408
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:16 UTC · Revision 1
Source evidence
The security handlers in the Security component in Symfony in 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11 have an Open redirect vulnerability when security.http_utils is inlined by a container. NOTE: this issue exists because of an incomplete fix for CVE-2017-16652.
osv:CVE-2018-11408
Complete source record
{
"id": "d39b681d8986f9541adc2d9b42ab79ab02a25e49d9252cce4da44beea18a6476",
"url": "https://osv.dev/vulnerability/CVE-2018-11408",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-11408",
"summary": "The security handlers in the Security component in Symfony in 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11 have an Open redirect vulnerability when security.http_utils is inlined by a container. NOTE: this issue exists because of an incomplete fix for CVE-2017-16652.",
"evidence": "osv:CVE-2018-11408",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2018-11408",
"aliases": [
"CVE-2018-11408",
"GHSA-7hwc-2cq4-6x2w"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
}
],
"affected": [
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],
"modified": "2026-10-24T10:30:51.072795026Z",
"provider": "osv",
"references": [
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G4XNBMFW33H47O5TZGA7JYCVLDBCXAJV/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBQK7JDXIELADIPGZIOUCZKMAJM5LSBW/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WU5N2TZFNGXDGMXMPP7LZCWTFLENF6WH/",
"https://lists.debian.org/debian-lts-announce/2019/03/msg00009.html",
"https://symfony.com/blog/cve-2018-11408-open-redirect-vulnerability-on-security-handlers"
],
"provider_metadata": {
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"extracted_events": [
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{
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},
"related_cves": [
{
"value": "CVE-2018-11408",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 437400,
"published_at": "2018-06-13T16:29:01.203+00:00"
}