MediumFix available
kdenlive — security advisory
Kdenlive before 26.04.1 allows dangerous proxy parameters when an attacker-controlled project file is used.
- Products
- kdenlive
- Affected versions
- 4:15.08.2.1~really15.08.1-0ubuntu2, 4:15.12.1-0ubuntu1, 4:15.12.3-0ubuntu1, 4:17.08.2-0ubuntu1, 4:17.08.3-0ubuntu1, 4:17.08.3-0ubuntu2, 4:17.12.2-0ubuntu1, 4:17.12.3-0ubuntu1, 4:19.08.2-0ubuntu1, 4:19.08.3a-0ubuntu1, 4:19.12.0-0ubuntu1, 4:19.12.1-0ubuntu1, 4:19.12.2-0ubuntu1, 4:19.12.3-0ubuntu1, 4:21.04.3-2ubuntu1, 4:21.11.90-0ubuntu1, 4:21.12.0a-0ubuntu1, 4:21.12.1-0ubuntu1, 4:21.12.1-0ubuntu2, 4:21.12.2-0ubuntu1, 4:21.12.3-0ubuntu1, 4:23.08.1-0ubuntu1, 4:23.08.2-0ubuntu1, 4:23.08.3-0ubuntu2, 4:23.08.4-0ubuntu1, 4:23.08.5-0ubuntu1, 4:23.08.5-0ubuntu2, 4:23.08.5-0ubuntu3, 4:23.08.5-0ubuntu4, 4:24.12.3-0ubuntu1, 4:25.04.0-0ubuntu3, 4:25.04.1-0ubuntu1, 4:25.04.1-0ubuntu2, 4:25.04.2-0ubuntu1, 4:25.04.3-0ubuntu1, 4:25.07.80-0ubuntu1, 4:25.07.90-0ubuntu1, 4:25.08.0-0ubuntu1, 4:25.08.1-0ubuntu1, 4:25.08.2-0ubuntu1, 4:25.08.3-0ubuntu1, 4:25.11.80-0ubuntu1, 4:25.11.90-0ubuntu1, 4:25.12.0-0ubuntu1, 4:25.12.0-0ubuntu2, 4:25.12.1-0ubuntu1, 4:25.12.1-0ubuntu2, 4:25.12.2-0ubuntu1, 4:25.12.3-0ubuntu1, 4:26.04.2-0ubuntu1, 4:26.04.2-0ubuntu2, 4:26.04.3-0ubuntu1, 4:26.07.90-0ubuntu1, 4:26.08.0-0ubuntu1, 4:26.08.0-0ubuntu2, 4:26.08.1-0ubuntu1
- Fixed versions
- 4:25.12.3-0ubuntu1.1
- CVEs
- CVE-2026-45184
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 03:05 UTC · Revision 1
Source evidence
Kdenlive before 26.04.1 allows dangerous proxy parameters when an attacker-controlled project file is used.
osv:UBUNTU-CVE-2026-45184
kdenlive
Fixed versions: Not specified
kdenlive
Fixed versions: Not specified
kdenlive
Fixed versions: Not specified
kdenlive
Fixed versions: Not specified
kdenlive
Fixed versions: Not specified
kdenlive
Fixed versions: Not specified
kdenlive
Fixed versions: Not specified
kdenlive
Fixed versions: 4:25.12.3-0ubuntu1.1
Complete source record
{
"id": "86beb53e63ab7be4453230bb1b9ae09600d66c8cdf1f720bc001f19bef333ded",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-45184",
"method": "structured",
"payload": {
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"title": "UBUNTU-CVE-2026-45184",
"summary": "Kdenlive before 26.04.1 allows dangerous proxy parameters when an attacker-controlled project file is used.",
"evidence": "osv:UBUNTU-CVE-2026-45184",
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{
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{
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{
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{
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{
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{
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{
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{
"name": {
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{
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{
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{
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{
"value": "4:23.08.4-0ubuntu1",
"evidence": "/affected/4/versions"
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{
"value": "4:23.08.5-0ubuntu1",
"evidence": "/affected/4/versions"
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{
"value": "4:23.08.5-0ubuntu2",
"evidence": "/affected/4/versions"
},
{
"value": "4:23.08.5-0ubuntu3",
"evidence": "/affected/4/versions"
},
{
"value": "4:23.08.5-0ubuntu4",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "kdenlive",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
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"affected_versions": [
{
"value": "4:24.12.3-0ubuntu1",
"evidence": "/affected/5/versions"
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{
"value": "4:25.04.0-0ubuntu3",
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{
"value": "4:25.04.1-0ubuntu1",
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{
"value": "4:25.04.1-0ubuntu2",
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{
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"evidence": "/affected/5/versions"
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{
"value": "4:25.04.3-0ubuntu1",
"evidence": "/affected/5/versions"
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{
"value": "4:25.07.80-0ubuntu1",
"evidence": "/affected/5/versions"
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"evidence": "/affected/5/versions"
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{
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{
"name": {
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{
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},
{
"value": "4:26.04.2-0ubuntu1",
"evidence": "/affected/6/versions"
},
{
"value": "4:26.04.2-0ubuntu2",
"evidence": "/affected/6/versions"
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{
"value": "4:26.04.3-0ubuntu1",
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{
"value": "4:26.07.90-0ubuntu1",
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{
"value": "4:26.08.0-0ubuntu1",
"evidence": "/affected/6/versions"
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{
"value": "4:26.08.0-0ubuntu2",
"evidence": "/affected/6/versions"
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{
"value": "4:26.08.1-0ubuntu1",
"evidence": "/affected/6/versions"
}
]
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{
"name": {
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{
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{
"value": "4:25.08.1-0ubuntu1",
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{
"value": "4:25.08.2-0ubuntu1",
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{
"value": "4:25.11.80-0ubuntu1",
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{
"value": "4:25.11.90-0ubuntu1",
"evidence": "/affected/7/versions"
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{
"value": "4:25.12.0-0ubuntu1",
"evidence": "/affected/7/versions"
},
{
"value": "4:25.12.0-0ubuntu2",
"evidence": "/affected/7/versions"
},
{
"value": "4:25.12.1-0ubuntu1",
"evidence": "/affected/7/versions"
},
{
"value": "4:25.12.1-0ubuntu2",
"evidence": "/affected/7/versions"
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{
"value": "4:25.12.2-0ubuntu1",
"evidence": "/affected/7/versions"
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{
"value": "4:25.12.3-0ubuntu1",
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],
"severity": "medium",
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"aliases": [
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"metrics": [
{
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"score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L"
},
{
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"affected": [
{
"ranges": [
{
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],
"package": {
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"purl": "pkg:deb/ubuntu/kdenlive?arch=source&distro=xenial",
"ecosystem": "Ubuntu:16.04:LTS"
},
"versions": [
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],
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},
"ecosystem_specific": {
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{
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},
{
"binary_name": "kdenlive-data",
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"4:21.12.1-0ubuntu2",
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],
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},
"ecosystem_specific": {
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{
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}
]
}
},
{
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],
"package": {
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},
"versions": [
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],
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},
"ecosystem_specific": {
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{
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},
{
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]
}
},
{
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{
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}
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}
],
"package": {
"name": "kdenlive",
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},
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]
}
},
{
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},
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},
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{
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},
{
"binary_name": "kdenlive-data",
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}
]
}
},
{
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],
"package": {
"name": "kdenlive",
"purl": "pkg:deb/ubuntu/kdenlive?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
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"4:25.12.0-0ubuntu1",
"4:25.12.0-0ubuntu2",
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],
"database_specific": {
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},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "kdenlive",
"binary_version": "4:25.12.3-0ubuntu1.1"
},
{
"binary_name": "kdenlive-data",
"binary_version": "4:25.12.3-0ubuntu1.1"
}
],
"availability": "No subscription required"
}
}
],
"modified": "2026-10-17T13:00:11.116921525Z",
"provider": "osv",
"upstream": [
"CVE-2026-45184"
],
"references": [
"https://ubuntu.com/security/CVE-2026-45184",
"https://www.cve.org/CVERecord?id=CVE-2026-45184",
"https://kde.org/info/security/advisory-20260508-1.txt",
"https://commits.kde.org/kdenlive/94042ddd259551e4a7a5f6672329752972c84685",
"https://commits.kde.org/kdenlive/c3999aacc6da54756f3df8aab03b900459562ecd",
"https://ubuntu.com/security/notices/USN-8856-1"
]
},
"related_cves": [
{
"value": "CVE-2026-45184",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 360386,
"published_at": "2026-05-09T23:16:00+00:00"
}