Critical
git-big-picture — security advisory
git-big-picture before 1.0.0 mishandles ' characters in a branch name, leading to code execution.
- Products
- git-big-picture
- Affected versions
- 0.9.0+git20131031-1, 0.9.0+git20131031-2, 1.0.0-1, 1.1.1-1, 1.2.2-1, 1.3.0-1, 1.3.0-2
- Fixed versions
- Not specified
- CVEs
- CVE-2021-3028
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:34 UTC · Revision 1
Source evidence
git-big-picture before 1.0.0 mishandles ' characters in a branch name, leading to code execution.
osv:UBUNTU-CVE-2021-3028
git-big-picture
Fixed versions: Not specified
git-big-picture
Fixed versions: Not specified
git-big-picture
Fixed versions: Not specified
git-big-picture
Fixed versions: Not specified
git-big-picture
Fixed versions: Not specified
git-big-picture
Fixed versions: Not specified
git-big-picture
Fixed versions: Not specified
Complete source record
{
"id": "708d7a8137bdc0565ffe7101e57e333e2a8a1117ca236ed0d7dea1c29d3085c6",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-3028",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2021-3028",
"summary": "git-big-picture before 1.0.0 mishandles ' characters in a branch name, leading to code execution.",
"evidence": "osv:UBUNTU-CVE-2021-3028",
"products": [
{
"name": {
"value": "git-big-picture",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.9.0+git20131031-1",
"evidence": "/affected/0/versions"
},
{
"value": "0.9.0+git20131031-2",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "git-big-picture",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.9.0+git20131031-2",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "git-big-picture",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.0.0-1",
"evidence": "/affected/2/versions"
},
{
"value": "1.1.1-1",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "git-big-picture",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.2.2-1",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "git-big-picture",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.0-1",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "git-big-picture",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.0-2",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "git-big-picture",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.0-1",
"evidence": "/affected/6/versions"
},
{
"value": "1.3.0-2",
"evidence": "/affected/6/versions"
}
]
}
],
"severity": "critical",
"structured": {
"id": "UBUNTU-CVE-2021-3028",
"aliases": [
"UBUNTU-CVE-2021-3028"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/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": "git-big-picture",
"purl": "pkg:deb/ubuntu/git-big-picture?arch=source&distro=xenial",
"ecosystem": "Ubuntu:16.04:LTS"
},
"versions": [
"0.9.0+git20131031-1",
"0.9.0+git20131031-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3028.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "git-big-picture",
"binary_version": "0.9.0+git20131031-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "git-big-picture",
"purl": "pkg:deb/ubuntu/git-big-picture?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"0.9.0+git20131031-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3028.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "git-big-picture",
"binary_version": "0.9.0+git20131031-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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}
]
}
],
"package": {
"name": "git-big-picture",
"purl": "pkg:deb/ubuntu/git-big-picture?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"1.0.0-1",
"1.1.1-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3028.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "git-big-picture",
"binary_version": "1.1.1-1"
}
]
}
},
{
"ranges": [
{
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"events": [
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}
]
}
],
"package": {
"name": "git-big-picture",
"purl": "pkg:deb/ubuntu/git-big-picture?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"1.2.2-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3028.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "git-big-picture",
"binary_version": "1.2.2-1"
},
{
"binary_name": "python3-git-big-picture",
"binary_version": "1.2.2-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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}
]
}
],
"package": {
"name": "git-big-picture",
"purl": "pkg:deb/ubuntu/git-big-picture?arch=source&distro=questing",
"ecosystem": "Ubuntu:25.10"
},
"versions": [
"1.3.0-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3028.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "git-big-picture",
"binary_version": "1.3.0-1"
},
{
"binary_name": "python3-git-big-picture",
"binary_version": "1.3.0-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "git-big-picture",
"purl": "pkg:deb/ubuntu/git-big-picture?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"1.3.0-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3028.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "git-big-picture",
"binary_version": "1.3.0-2"
},
{
"binary_name": "python3-git-big-picture",
"binary_version": "1.3.0-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "git-big-picture",
"purl": "pkg:deb/ubuntu/git-big-picture?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"1.3.0-1",
"1.3.0-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3028.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "git-big-picture",
"binary_version": "1.3.0-2"
},
{
"binary_name": "python3-git-big-picture",
"binary_version": "1.3.0-2"
}
]
}
}
],
"modified": "2026-10-17T12:55:46.003600023Z",
"provider": "osv",
"upstream": [
"CVE-2021-3028"
],
"references": [
"https://ubuntu.com/security/CVE-2021-3028",
"https://github.com/git-big-picture/git-big-picture/pull/27",
"https://github.com/git-big-picture/git-big-picture/pull/62",
"https://github.com/git-big-picture/git-big-picture/releases/tag/v1.0.0",
"https://www.cve.org/CVERecord?id=CVE-2021-3028"
]
},
"related_cves": [
{
"value": "CVE-2021-3028",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 354037,
"published_at": "2021-01-13T17:15:00+00:00"
}