High
Security advisory
ATLauncher <= 3.4.26.0 is vulnerable to Directory Traversal. A mrpack file can be maliciously crafted to create arbitrary files outside of the installation directory.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-25303
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 2 Nov 2026, 17:05 UTC · Revision 1
Source evidence
ATLauncher <= 3.4.26.0 is vulnerable to Directory Traversal. A mrpack file can be maliciously crafted to create arbitrary files outside of the installation directory.
osv:CVE-2023-25303
Complete source record
{
"id": "c9a918b52557c276ae3f700acef5efe92f6e2675805093745478f0c013bad285",
"url": "https://osv.dev/vulnerability/CVE-2023-25303",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2023-25303",
"summary": "ATLauncher <= 3.4.26.0 is vulnerable to Directory Traversal. A mrpack file can be maliciously crafted to create arbitrary files outside of the installation directory.",
"evidence": "osv:CVE-2023-25303",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2023-25303",
"aliases": [
"CVE-2023-25303",
"GHSA-7cff-8xv4-mvx6"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/atlauncher/atlauncher",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "ca848f00983a13655bf91870b307a68e990d7193"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:atlauncher:atlauncher:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "3.4.27.0"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v3.4.26.0",
"v3.4.24.2",
"v3.4.24.1",
"v3.4.24.0",
"v3.4.23.1",
"v3.4.23.0",
"v3.4.22.1",
"v3.4.22.0",
"v3.4.21.0",
"v3.4.20.4",
"v3.4.20.3",
"v3.4.20.2",
"v3.4.20.1",
"v3.4.20.0",
"v3.4.19.3",
"v3.4.19.2",
"v3.4.19.1",
"v3.4.19.0",
"v3.4.18.2",
"v3.4.18.1",
"v3.4.18.0",
"v3.4.17.0",
"v3.4.16.1",
"v3.4.16.0",
"v3.4.15.1",
"v3.4.15.0",
"v3.4.14.3",
"v3.4.14.2",
"v3.4.14.1",
"v3.4.14.0",
"v3.4.13.10",
"v3.4.13.9",
"v3.4.13.8",
"v3.4.13.7",
"v3.4.13.6",
"v3.4.13.5",
"v3.4.13.4",
"v3.4.13.3",
"v3.4.13.2",
"v3.4.13.1",
"v3.4.13.0",
"v3.4.12.1",
"v3.4.12.0",
"v3.4.11.2",
"v3.4.11.1",
"v3.4.11.0",
"v3.4.10.15",
"v3.4.10.14",
"v3.4.10.13",
"v3.4.10.12",
"v3.4.10.11",
"v3.4.10.10",
"v3.4.10.9",
"v3.4.10.8",
"v3.4.10.7",
"v3.4.10.6",
"v3.4.10.5",
"v3.4.10.4",
"v3.4.10.3",
"v3.4.10.2",
"v3.4.10.1",
"v3.4.10.0",
"v3.4.9.1",
"v3.4.9.0",
"v3.4.8.1",
"v3.4.8.0",
"v3.4.7.4",
"v3.4.7.3",
"v3.4.7.2",
"v3.4.7.1",
"v3.4.7.0",
"v3.4.6.7",
"v3.4.6.6",
"v3.4.6.5",
"v3.4.6.4",
"v3.4.6.3",
"v3.4.6.2",
"v3.4.6.1",
"v3.4.6.0",
"v3.4.5.1",
"v3.4.5.0",
"v3.4.4.6",
"v3.4.4.5",
"v3.4.4.4",
"v3.4.4.3",
"v3.4.4.2",
"v3.4.4.1",
"v3.4.4.0",
"v3.4.3.3",
"v3.4.3.2",
"v3.4.3.1",
"v3.4.3.0",
"v3.4.2.6",
"v3.4.2.5",
"v3.4.2.4",
"3.4.2.3",
"3.4.2.2",
"3.4.2.1",
"3.4.2.0",
"3.4.1.1",
"3.4.1.0",
"3.4.0.2",
"3.4.0.1",
"3.4.0.0",
"3.3.5.4",
"3.3.5.3",
"3.3.5.2",
"3.3.5.1",
"3.3.5.0",
"3.3.4.8",
"3.3.4.7",
"3.3.4.6",
"3.3.4.5",
"3.3.4.4",
"3.3.4.3",
"3.3.4.2",
"3.3.4.1",
"3.3.4.0",
"3.3.3.0",
"3.3.2.0",
"3.3.1.4",
"3.3.1.3",
"3.3.1.2",
"3.3.1.1",
"3.3.1.0",
"3.3.0.6",
"3.3.0.5",
"3.3.0.4",
"3.3.0.3",
"3.3.0.2",
"3.3.0.1",
"3.3.0.0",
"3.2.9.2",
"3.2.9.1",
"3.2.9.0",
"3.2.8.1",
"3.2.8.0",
"3.2.7.4",
"3.2.7.3",
"3.2.7.2",
"3.2.7.1",
"3.2.7.0",
"3.2.6.0",
"3.2.5.6",
"3.2.5.5",
"3.2.5.4",
"3.2.5.3",
"3.2.5.2",
"3.2.5.1",
"3.2.5.0",
"3.2.4.0",
"3.2.3.10",
"3.2.3.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-25303.json"
}
}
],
"modified": "2026-10-28T02:30:21.583268431Z",
"provider": "osv",
"references": [
"https://github.com/ATLauncher/ATLauncher/security/advisories/GHSA-7cff-8xv4-mvx6",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25303.json",
"https://nvd.nist.gov/vuln/detail/CVE-2023-25303",
"https://quiltmc.org/en/blog/2023-02-04-five-installer-vulnerabilities/"
],
"provider_metadata": {
"cna_assigner": "mitre",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25303.json"
}
},
"related_cves": [
{
"value": "CVE-2023-25303",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 487519,
"published_at": "2023-04-04T00:00:00+00:00"
}