MediumFix available
prosody — security advisory
An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither of the users has an XMPP account on the local server, allowing unrestricted use of the server's bandwidth.
- Products
- prosody
- Affected versions
- Not specified
- Fixed versions
- 0.11.9-1
- CVEs
- CVE-2021-32917
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:23 UTC · Revision 1
Source evidence
An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither of the users has an XMPP account on the local server, allowing unrestricted use of the server's bandwidth.
osv:DEBIAN-CVE-2021-32917
prosody
Fixed versions: 0.11.9-1
prosody
Fixed versions: 0.11.9-1
prosody
Fixed versions: 0.11.9-1
Complete source record
{
"id": "281a521cedf8350b6bb8e80576bd1b455712d424306a814f9e31e4e4b2fe17bb",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2021-32917",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2021-32917",
"summary": "An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither of the users has an XMPP account on the local server, allowing unrestricted use of the server's bandwidth.",
"evidence": "osv:DEBIAN-CVE-2021-32917",
"products": [
{
"name": {
"value": "prosody",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.11.9-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "prosody",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.11.9-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "prosody",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.11.9-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2021-32917",
"aliases": [
"DEBIAN-CVE-2021-32917"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.11.9-1"
}
]
}
],
"package": {
"name": "prosody",
"purl": "pkg:deb/debian/prosody?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-32917.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.11.9-1"
}
]
}
],
"package": {
"name": "prosody",
"purl": "pkg:deb/debian/prosody?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-32917.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.11.9-1"
}
]
}
],
"package": {
"name": "prosody",
"purl": "pkg:deb/debian/prosody?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-32917.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:03:14.765476397Z",
"provider": "osv",
"upstream": [
"CVE-2021-32917"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2021-32917"
]
},
"related_cves": [
{
"value": "CVE-2021-32917",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 420936,
"published_at": "2021-05-13T16:15:08.29+00:00"
}