High
odoo — security advisory
Cross-site scripting (XSS) issue in Discuss app of Odoo Community 14.0 through 15.0, and Odoo Enterprise 14.0 through 15.0, allows remote attackers to inject arbitrary web script in the browser of a victim, by posting crafted contents.
- Products
- odoo
- Affected versions
- 14.0.0+dfsg.2-7, 14.0.0+dfsg.3-1, 16.0.0+dfsg.1-3, 16.0.0+dfsg.2-1.1, 16.0.0+dfsg.2-2, 18.0.0+dfsg-2, 18.0.0+dfsg-2build1, 19.0.0+dfsg-1
- Fixed versions
- Not specified
- CVEs
- CVE-2021-26263
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:35 UTC · Revision 1
Source evidence
Cross-site scripting (XSS) issue in Discuss app of Odoo Community 14.0 through 15.0, and Odoo Enterprise 14.0 through 15.0, allows remote attackers to inject arbitrary web script in the browser of a victim, by posting crafted contents.
osv:UBUNTU-CVE-2021-26263
odoo
Fixed versions: Not specified
odoo
Fixed versions: Not specified
odoo
Fixed versions: Not specified
odoo
Fixed versions: Not specified
odoo
Fixed versions: Not specified
Complete source record
{
"id": "b048c34d44e2640ca738a9b4e88588d9d791a2bf260163383bb9ee2de80e1c8f",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-26263",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2021-26263",
"summary": "Cross-site scripting (XSS) issue in Discuss app of Odoo Community 14.0 through 15.0, and Odoo Enterprise 14.0 through 15.0, allows remote attackers to inject arbitrary web script in the browser of a victim, by posting crafted contents.",
"evidence": "osv:UBUNTU-CVE-2021-26263",
"products": [
{
"name": {
"value": "odoo",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "14.0.0+dfsg.2-7",
"evidence": "/affected/0/versions"
},
{
"value": "14.0.0+dfsg.3-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "odoo",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "16.0.0+dfsg.1-3",
"evidence": "/affected/1/versions"
},
{
"value": "16.0.0+dfsg.2-1.1",
"evidence": "/affected/1/versions"
},
{
"value": "16.0.0+dfsg.2-2",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "odoo",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "18.0.0+dfsg-2",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "odoo",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "18.0.0+dfsg-2build1",
"evidence": "/affected/3/versions"
},
{
"value": "19.0.0+dfsg-1",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "odoo",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "18.0.0+dfsg-2",
"evidence": "/affected/4/versions"
},
{
"value": "18.0.0+dfsg-2build1",
"evidence": "/affected/4/versions"
}
]
}
],
"severity": "high",
"structured": {
"id": "UBUNTU-CVE-2021-26263",
"aliases": [
"UBUNTU-CVE-2021-26263"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "odoo",
"purl": "pkg:deb/ubuntu/odoo?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"14.0.0+dfsg.2-7",
"14.0.0+dfsg.3-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26263.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "odoo-14",
"binary_version": "14.0.0+dfsg.3-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "odoo",
"purl": "pkg:deb/ubuntu/odoo?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"16.0.0+dfsg.1-3",
"16.0.0+dfsg.2-1.1",
"16.0.0+dfsg.2-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26263.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "odoo-16",
"binary_version": "16.0.0+dfsg.2-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "odoo",
"purl": "pkg:deb/ubuntu/odoo?arch=source&distro=questing",
"ecosystem": "Ubuntu:25.10"
},
"versions": [
"18.0.0+dfsg-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26263.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "odoo-18",
"binary_version": "18.0.0+dfsg-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "odoo",
"purl": "pkg:deb/ubuntu/odoo?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"18.0.0+dfsg-2build1",
"19.0.0+dfsg-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26263.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "odoo-19",
"binary_version": "19.0.0+dfsg-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "odoo",
"purl": "pkg:deb/ubuntu/odoo?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"18.0.0+dfsg-2",
"18.0.0+dfsg-2build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26263.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "odoo-18",
"binary_version": "18.0.0+dfsg-2build1"
}
]
}
}
],
"modified": "2026-10-17T12:57:11.984160598Z",
"provider": "osv",
"upstream": [
"CVE-2021-26263"
],
"references": [
"https://ubuntu.com/security/CVE-2021-26263",
"https://github.com/odoo/odoo/issues/107693",
"https://www.cve.org/CVERecord?id=CVE-2021-26263"
]
},
"related_cves": [
{
"value": "CVE-2021-26263",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 356888,
"published_at": "2023-04-25T19:15:00+00:00"
}