High
Security advisory
Vulnerability in OSGi integration in com.vaadin:flow-server versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via crafted HTTP request.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-31407
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:57 UTC · Revision 1
Source evidence
Vulnerability in OSGi integration in com.vaadin:flow-server versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via crafted HTTP request.
osv:CVE-2021-31407
Complete source record
{
"id": "b672018f54e61e0a82610b80ca58c1176bcc48d4a68d2f176db9fdb2ca9b42d7",
"url": "https://osv.dev/vulnerability/CVE-2021-31407",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-31407",
"summary": "Vulnerability in OSGi integration in com.vaadin:flow-server versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via crafted HTTP request.",
"evidence": "osv:CVE-2021-31407",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2021-31407",
"aliases": [
"CVE-2021-31407",
"GHSA-25xc-jwfq-39jw"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/vaadin/flow",
"type": "GIT",
"events": [
{
"introduced": "9aee02bb461b537242243218e25dcbe200aa2cbe"
},
{
"fixed": "ada7f7be8fa6c938941674de8650ce6921aec60d"
},
{
"introduced": "6a409a8b4b01b18dc2ca30c59395aeeb0cffbd2c"
},
{
"fixed": "eeffcf5ff22632c02aaa912cf024a29cbbaad311"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.0"
},
{
"fixed": "2.4.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "6.0.0"
},
{
"fixed": "6.0.2"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"2.4.7",
"6.0.1",
"6.0.0.rc1",
"6.0.0",
"2.4.6",
"2.4.5",
"2.4.4",
"2.4.3",
"2.4.2",
"2.4.1",
"2.4.0",
"2.4.0.beta2",
"2.4.0.beta1",
"2.4.0.alpha1",
"2.3.4",
"2.3.3",
"2.3.2",
"2.3.1",
"2.3.0",
"2.3.0.beta3",
"2.3.0.beta2",
"2.3.0.beta1",
"2.3.0.alpha1",
"2.2.0.rc1",
"2.2.0.beta2",
"2.2.0.beta1",
"2.2.0.alpha16",
"2.2.0.alpha15",
"2.2.0.alpha14",
"2.2.alpha14",
"2.2.0.alpha13",
"2.2.0.alpha12",
"2.2.0.alpha11",
"2.2.0.alpha10",
"2.2.0.alpha9",
"2.2.0.alpha8",
"2.2.0.alpha7",
"2.2.0.alpha6",
"2.2.0.alpha5",
"2.2.0.alpha4",
"2.2.0.alpha3",
"2.2.0.alpha2",
"2.2.0.alpha1",
"2.1.0.beta3",
"3.0.0.alpha5",
"2.1.0.beta1",
"2.1.0.alpha1",
"2.0.8",
"2.0.7",
"2.0.6",
"2.0.5",
"2.0.4",
"2.0.3",
"2.0.2",
"2.0.1",
"2.0.0",
"2.0.0.rc3",
"2.0.0.rc2",
"2.0.0.rc1",
"2.0.0.beta2",
"2.0.0.beta1",
"2.0.0.alpha5",
"1.5.0.alpha4",
"1.5.0.alpha3",
"1.5.0.alpha2",
"1.5.0.alpha1",
"1.3.0.alpha3",
"1.3.0.alpha2",
"1.2.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31407.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/vaadin/platform",
"type": "GIT",
"events": [
{
"introduced": "07d2173b5a200b7c8e7d12831b3681b22ff76aae"
},
{
"fixed": "81ed2884a0f9c43bf21a72d1da801052e567b78b"
},
{
"introduced": "5c28d4e1b9099122cf4d770283777f00a960aab3"
},
{
"last_affected": "5c28d4e1b9099122cf4d770283777f00a960aab3"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "12.0.0"
},
{
"fixed": "14.4.10"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:vaadin:vaadin:19.0.0:-:*:*:*:*:*:*",
"range": [
{
"introduced": "19.0.0-NA"
},
{
"last_affected": "19.0.0-NA"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"19.0.0-NA",
"19.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31407.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/vaadin/vaadin",
"type": "GIT",
"events": [
{
"introduced": "6cdfffb48905fb0690b4b3d545cd65539a073323"
},
{
"fixed": "6f36424c2e3544ea5fffdad8a6db927f8c109338"
},
{
"introduced": "3981409421683b6f4a796f37b67433d36b6a7ca1"
},
{
"last_affected": "3981409421683b6f4a796f37b67433d36b6a7ca1"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "12.0.0"
},
{
"fixed": "14.4.10"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:vaadin:vaadin:19.0.0:-:*:*:*:*:*:*",
"range": [
{
"introduced": "19.0.0-NA"
},
{
"last_affected": "19.0.0-NA"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"19.0.0-NA",
"v14.4.9",
"v19.0.0",
"v14.4.8",
"v14.4.7",
"v14.4.0",
"v14.4.6",
"v14.4.5",
"v14.4.4",
"v14.4.3",
"v14.4.2",
"v14.4.1",
"v14.4.0-rc1",
"v14.4.0-beta2",
"v14.4.0-beta1",
"v14.4.0-alpha1",
"v14.3.0",
"v14.3.0-rc1",
"v14.3.0-beta3",
"v14.3.0-beta2",
"v14.3.0-beta1",
"v14.3.0-alpha1",
"v14.2.0",
"v14.2.0-rc1",
"v14.2.0-beta1",
"v14.2.0-alpha11",
"v14.2.0-alpha10",
"v14.2.0-alpha9",
"v14.2.0-alpha8",
"v14.2.0-alpha7",
"v14.2.0-alpha6",
"v14.2.0-alpha5",
"v14.2.0-alpha4",
"v14.2.0-alpha3",
"v14.2.0-alpha2",
"v14.2.0-alpha1",
"v14.1.2",
"v14.1.1",
"v14.1.0",
"v14.1.0-rc1",
"v14.1.0-beta3",
"v14.1.0-beta2",
"v14.1.0-beta1",
"v14.1.0-alpha5",
"v14.1.0-alpha4",
"v14.1.0-alpha3",
"v14.1.0-alpha2",
"v14.1.0-alpha1",
"v14.0.2",
"v14.0.1",
"v14.0.0",
"v14.0.0-rc9",
"v14.0.0-rc8",
"v14.0.0-rc7",
"v14.0.0-rc6",
"v14.0.0-rc5",
"v14.0.0-rc4",
"v14.0.0-rc3",
"v14.0.0-rc2",
"v14.0.0-rc1",
"v14.0.0-beta3",
"v14.0.0-beta2",
"v14.0.0-beta1",
"v14.0.0-alpha4",
"v14.0.0-alpha3",
"v14.0.0-alpha2",
"v14.0.0-alpha1",
"v13.0.1",
"v13.0.0",
"v13.0.0-beta3",
"v13.0.0-beta2",
"v13.0.0-beta1",
"v13.0.0-alpha4",
"v13.0.0-alpha3",
"v13.0.0-alpha2",
"v13.0.0-alpha1",
"v12.0.2",
"v12.0.1",
"v12.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31407.json"
}
}
],
"modified": "2026-10-24T10:51:24.644999560Z",
"provider": "osv",
"references": [
"https://vaadin.com/security/cve-2021-31407",
"https://github.com/vaadin/flow/pull/10229",
"https://github.com/vaadin/flow/pull/10269",
"https://github.com/vaadin/osgi/issues/50"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*"
],
"vendor_product": "vaadin:vaadin",
"extracted_events": [
{
"range": [
{
"introduced": "12.0.0"
},
{
"fixed": "14.4.10"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:vaadin:vaadin:19.0.0:-:*:*:*:*:*:*"
],
"vendor_product": "vaadin:vaadin",
"extracted_events": [
{
"range": [
{
"introduced": "19.0.0-NA"
},
{
"last_affected": "19.0.0-NA"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-31407",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 442597,
"published_at": "2021-04-23T16:15:08.767+00:00"
}