High
apcupsd — security advisory
apcupsd through 3.14.14 has an sscanf stack-based buffer overflow in getupsvar() in src/cgi/upsfetch.c (used by upsstats.cgi, multimon.cgi, and upsfstats.cgi), a related issue to CVE-2026-15544.
- Products
- apcupsd
- Affected versions
- 3.14.12-1.1, 3.14.14-0.3, 3.14.14-1, 3.14.14-2, 3.14.14-3, 3.14.14-3.1, 3.14.14-3.1build1, 3.14.14-3.1build2, 3.14.14-3build1, 3.14.14-5, 3.14.14-6, 3.14.14-7, 3.14.14-7build1
- Fixed versions
- Not specified
- CVEs
- CVE-2026-103432
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:58 UTC · Revision 1
Source evidence
apcupsd through 3.14.14 has an sscanf stack-based buffer overflow in getupsvar() in src/cgi/upsfetch.c (used by upsstats.cgi, multimon.cgi, and upsfstats.cgi), a related issue to CVE-2026-15544.
osv:UBUNTU-CVE-2026-103432
apcupsd
Fixed versions: Not specified
apcupsd
Fixed versions: Not specified
apcupsd
Fixed versions: Not specified
apcupsd
Fixed versions: Not specified
apcupsd
Fixed versions: Not specified
apcupsd
Fixed versions: Not specified
apcupsd
Fixed versions: Not specified
Complete source record
{
"id": "3214f8904e9c1c6bf73ebee34a9d8207812f069d52568b8a939b8bb0d8ef917a",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-103432",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2026-103432",
"summary": "apcupsd through 3.14.14 has an sscanf stack-based buffer overflow in getupsvar() in src/cgi/upsfetch.c (used by upsstats.cgi, multimon.cgi, and upsfstats.cgi), a related issue to CVE-2026-15544.",
"evidence": "osv:UBUNTU-CVE-2026-103432",
"products": [
{
"name": {
"value": "apcupsd",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.14.12-1.1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "apcupsd",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.14.14-0.3",
"evidence": "/affected/1/versions"
},
{
"value": "3.14.14-1",
"evidence": "/affected/1/versions"
},
{
"value": "3.14.14-2",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "apcupsd",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.14.14-3",
"evidence": "/affected/2/versions"
},
{
"value": "3.14.14-3build1",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "apcupsd",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.14.14-3.1",
"evidence": "/affected/3/versions"
},
{
"value": "3.14.14-3.1build1",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "apcupsd",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.14.14-3.1build1",
"evidence": "/affected/4/versions"
},
{
"value": "3.14.14-3.1build2",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "apcupsd",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.14.14-7",
"evidence": "/affected/5/versions"
},
{
"value": "3.14.14-7build1",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "apcupsd",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.14.14-5",
"evidence": "/affected/6/versions"
},
{
"value": "3.14.14-6",
"evidence": "/affected/6/versions"
},
{
"value": "3.14.14-7",
"evidence": "/affected/6/versions"
}
]
}
],
"severity": "high",
"structured": {
"id": "UBUNTU-CVE-2026-103432",
"aliases": [
"UBUNTU-CVE-2026-103432"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "apcupsd",
"purl": "pkg:deb/ubuntu/apcupsd?arch=source&distro=xenial",
"ecosystem": "Ubuntu:16.04:LTS"
},
"versions": [
"3.14.12-1.1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103432.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "apcupsd",
"binary_version": "3.14.12-1.1"
},
{
"binary_name": "apcupsd-cgi",
"binary_version": "3.14.12-1.1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "apcupsd",
"purl": "pkg:deb/ubuntu/apcupsd?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"3.14.14-0.3",
"3.14.14-1",
"3.14.14-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103432.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "apcupsd",
"binary_version": "3.14.14-2"
},
{
"binary_name": "apcupsd-cgi",
"binary_version": "3.14.14-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "apcupsd",
"purl": "pkg:deb/ubuntu/apcupsd?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"3.14.14-3",
"3.14.14-3build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103432.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "apcupsd",
"binary_version": "3.14.14-3build1"
},
{
"binary_name": "apcupsd-cgi",
"binary_version": "3.14.14-3build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "apcupsd",
"purl": "pkg:deb/ubuntu/apcupsd?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"3.14.14-3.1",
"3.14.14-3.1build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103432.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "apcupsd",
"binary_version": "3.14.14-3.1build1"
},
{
"binary_name": "apcupsd-cgi",
"binary_version": "3.14.14-3.1build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "apcupsd",
"purl": "pkg:deb/ubuntu/apcupsd?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"3.14.14-3.1build1",
"3.14.14-3.1build2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103432.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "apcupsd",
"binary_version": "3.14.14-3.1build2"
},
{
"binary_name": "apcupsd-cgi",
"binary_version": "3.14.14-3.1build2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "apcupsd",
"purl": "pkg:deb/ubuntu/apcupsd?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"3.14.14-7",
"3.14.14-7build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103432.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "apcupsd",
"binary_version": "3.14.14-7build1"
},
{
"binary_name": "apcupsd-cgi",
"binary_version": "3.14.14-7build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "apcupsd",
"purl": "pkg:deb/ubuntu/apcupsd?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"3.14.14-5",
"3.14.14-6",
"3.14.14-7"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103432.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "apcupsd",
"binary_version": "3.14.14-7"
},
{
"binary_name": "apcupsd-cgi",
"binary_version": "3.14.14-7"
}
]
}
}
],
"modified": "2026-10-17T12:57:59.264731622Z",
"provider": "osv",
"upstream": [
"CVE-2026-103432"
],
"references": [
"https://ubuntu.com/security/CVE-2026-103432",
"https://www.cve.org/CVERecord?id=CVE-2026-103432",
"https://bugzilla.redhat.com/show_bug.cgi?id=2493140",
"https://github.com/therealbstern/apcupsd/blob/224d19d5faa508d04267f6135fe53d50800550de/src/cgi/upsfetch.c#L240",
"https://sourceforge.net/projects/apcupsd/"
]
},
"related_cves": [
{
"value": "CVE-2026-103432",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 357818,
"published_at": "2026-09-30T16:17:00+00:00"
}