Critical
Security advisory
In Jenkins Email Extension Plugin 2.93 and earlier, templates defined inside a folder were not subject to Script Security protection, allowing attackers able to define email templates in folders to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-25765
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:30 UTC · Revision 1
Source evidence
In Jenkins Email Extension Plugin 2.93 and earlier, templates defined inside a folder were not subject to Script Security protection, allowing attackers able to define email templates in folders to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.
osv:CVE-2023-25765
Complete source record
{
"id": "662f17a79e3d0281d76cff1360ddcd35281167f1d3e1860d73fc0be080b48158",
"url": "https://osv.dev/vulnerability/CVE-2023-25765",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2023-25765",
"summary": "In Jenkins Email Extension Plugin 2.93 and earlier, templates defined inside a folder were not subject to Script Security protection, allowing attackers able to define email templates in folders to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.",
"evidence": "osv:CVE-2023-25765",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2023-25765",
"aliases": [
"CVE-2023-25765",
"GHSA-c9c2-wcxh-3w5j"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/jenkinsci/email-ext-plugin",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "4bf1719e65ee0a69104c4fac3dd547b367c4400c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:jenkins:email_extension:*:*:*:*:*:jenkins:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.93.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"email-ext-2.93",
"email-ext-2.92",
"email-ext-2.91",
"email-ext-2.90",
"email-ext-2.89",
"email-ext-2.88",
"email-ext-2.87",
"email-ext-2.86",
"email-ext-2.85",
"email-ext-2.84",
"email-ext-2.83",
"email-ext-2.82",
"email-ext-2.81",
"email-ext-2.80",
"email-ext-2.79",
"email-ext-2.78",
"email-ext-2.77",
"email-ext-2.76",
"email-ext-2.75",
"email-ext-2.74",
"email-ext-2.73",
"email-ext-2.72",
"email-ext-2.71",
"email-ext-2.69",
"email-ext-2.68",
"email-ext-2.67",
"email-ext-2.66",
"email-ext-2.65",
"email-ext-2.64",
"email-ext-2.63",
"email-ext-2.62",
"email-ext-2.61",
"email-ext-2.60",
"email-ext-2.59",
"email-ext-2.58",
"email-ext-2.57",
"email-ext-2.56",
"email-ext-2.55",
"email-ext-2.52",
"email-ext-2.51",
"email-ext-2.50",
"email-ext-2.49",
"email-ext-2.48",
"email-ext-2.47",
"email-ext-2.46",
"email-ext-2.45",
"email-ext-2.44",
"email-ext-2.43",
"email-ext-2.42",
"email-ext-2.41.2",
"email-ext-2.41",
"email-ext-2.40.2",
"email-ext-2.40",
"email-ext-2.39",
"email-ext-2.37.2",
"email-ext-2.37.1",
"email-ext-2.37",
"email-ext-2.35.1",
"email-ext-2.35",
"email-ext-2.34",
"email-ext-2.33",
"email-ext-2.32",
"email-ext-2.31",
"email-ext-2.30.2",
"email-ext-2.30.1",
"email-ext-2.30",
"email-ext-2.29",
"email-ext-2.27.1",
"email-ext-2.27",
"email-ext-2.25",
"email-ext-2.24.1",
"email-ext-2.24",
"email-ext-2.22",
"email-ext-2.21",
"email-ext-2.20",
"email-ext-2.19",
"email-ext-2.18",
"email-ext-2.17",
"email-ext-2.16",
"email-ext-2.15",
"email-ext-2.14",
"email-ext-2.13",
"email-ext-2.12",
"email-ext-2.11"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-25765.json"
}
}
],
"modified": "2026-10-24T10:30:29.699388132Z",
"provider": "osv",
"references": [
"https://www.jenkins.io/security/advisory/2023-02-15/#SECURITY-2939"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2023-25765",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 432377,
"published_at": "2023-02-15T14:15:13.7+00:00"
}