High
Security advisory
In Pallets Jinja before 2.10.1, str.format_map allows a sandbox escape.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-10906
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 06:41 UTC · Revision 1
Source evidence
In Pallets Jinja before 2.10.1, str.format_map allows a sandbox escape.
osv:CVE-2019-10906
Complete source record
{
"id": "4835ff99ad43246f791b603d4739faf4dcb8984fa742285722994739beac98be",
"url": "https://osv.dev/vulnerability/CVE-2019-10906",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-10906",
"summary": "In Pallets Jinja before 2.10.1, str.format_map allows a sandbox escape.",
"evidence": "osv:CVE-2019-10906",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2019-10906",
"aliases": [
"CVE-2019-10906",
"GHSA-462w-v97r-4m45",
"PYSEC-2019-217"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/pallets/jinja",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "c4c4088945a2c12535f539be7f5453b9ca94666c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:palletsprojects:jinja:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.10.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"2.10",
"2.9",
"2.8",
"2.7",
"2.6",
"2.5.3",
"2.5.1",
"2.5",
"2.4.1",
"2.4",
"2.3",
"2.2.1",
"2.2",
"2.1.1",
"2.1",
"2.0",
"2.0rc1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-10906.json"
}
}
],
"modified": "2026-10-24T10:30:43.209698391Z",
"provider": "osv",
"references": [
"https://lists.apache.org/thread.html/09fc842ff444cd43d9d4c510756fec625ef8eb1175f14fd21de2605f%40%3Cdevnull.infra.apache.org%3E",
"https://lists.apache.org/thread.html/2b52b9c8b9d6366a4f1b407a8bde6af28d9fc73fdb3b37695fd0d9ac%40%3Cdevnull.infra.apache.org%3E",
"https://lists.apache.org/thread.html/320441dccbd9a545320f5f07306d711d4bbd31ba43dc9eebcfc602df%40%3Cdevnull.infra.apache.org%3E",
"https://lists.apache.org/thread.html/46c055e173b52d599c648a98199972dbd6a89d2b4c4647b0500f2284%40%3Cdevnull.infra.apache.org%3E",
"https://lists.apache.org/thread.html/57673a78c4d5c870d3f21465c7e2946b9f8285c7c57e54c2ae552f02%40%3Ccommits.airflow.apache.org%3E",
"https://lists.apache.org/thread.html/7f39f01392d320dfb48e4901db68daeece62fd60ef20955966739993%40%3Ccommits.airflow.apache.org%3E",
"https://lists.apache.org/thread.html/b2380d147b508bbcb90d2cad443c159e63e12555966ab4f320ee22da%40%3Ccommits.airflow.apache.org%3E",
"https://lists.apache.org/thread.html/f0c4a03418bcfe70c539c5dbaf99c04c98da13bfa1d3266f08564316%40%3Ccommits.airflow.apache.org%3E",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DSW3QZMFVVR7YE3UT4YRQA272TYAL5AF/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QCDYIS254EJMBNWOG4S5QY6AOTOR4TZU/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TS7IVZAJBWOHNRDMFJDIZVFCMRP6YIUQ/",
"https://access.redhat.com/errata/RHSA-2019:1152",
"https://access.redhat.com/errata/RHSA-2019:1237",
"https://access.redhat.com/errata/RHSA-2019:1329",
"https://palletsprojects.com/blog/jinja-2-10-1-released",
"https://usn.ubuntu.com/4011-1/",
"https://usn.ubuntu.com/4011-2/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "12.04"
},
{
"last_affected": "12.04"
},
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "18.10"
},
{
"last_affected": "18.10"
},
{
"introduced": "19.04"
},
{
"last_affected": "19.04"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*"
],
"vendor_product": "fedoraproject:fedora",
"extracted_events": [
{
"range": [
{
"introduced": "28"
},
{
"last_affected": "28"
},
{
"introduced": "29"
},
{
"last_affected": "29"
},
{
"introduced": "30"
},
{
"last_affected": "30"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
"cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.0"
},
{
"last_affected": "15.0"
},
{
"introduced": "42.3"
},
{
"last_affected": "42.3"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:software_collections:1.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:software_collections",
"extracted_events": [
{
"range": [
{
"introduced": "1.0"
},
{
"last_affected": "1.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-10906",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 435569,
"published_at": "2019-04-07T00:29:00.213+00:00"
}