wordpress — security advisory
WordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. On a multisite, users with Super Admin role can bypass explicit/additional hardening under certain conditions through object injection. This has been patched in WordPress version 5.8.3. Older affected versions are also fixed via security release, that go back till 3.7.37. We strongly recommend that you keep auto-updates enabled. There are no known workarounds for this issue.
- Products
- wordpress
- Affected versions
- Not specified
- Fixed versions
- 5.8.3+dfsg1-1
- CVEs
- CVE-2022-21663
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 14:47 UTC · Revision 1
Source evidence
WordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. On a multisite, users with Super Admin role can bypass explicit/additional hardening under certain conditions through object injection. This has been patched in WordPress version 5.8.3. Older affected versions are also fixed via security release, that go back till 3.7.37. We strongly recommend that you keep auto-updates enabled. There are no known workarounds for this issue.
osv:DEBIAN-CVE-2022-21663
wordpress
Fixed versions: 5.8.3+dfsg1-1
wordpress
Fixed versions: 5.8.3+dfsg1-1
wordpress
Fixed versions: 5.8.3+dfsg1-1
Complete source record
{
"id": "1de21208d0427080e2230247e6bd84f41d0fbddafcd269aa17c5bb187270d81b",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2022-21663",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2022-21663",
"summary": "WordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. On a multisite, users with Super Admin role can bypass explicit/additional hardening under certain conditions through object injection. This has been patched in WordPress version 5.8.3. Older affected versions are also fixed via security release, that go back till 3.7.37. We strongly recommend that you keep auto-updates enabled. There are no known workarounds for this issue.",
"evidence": "osv:DEBIAN-CVE-2022-21663",
"products": [
{
"name": {
"value": "wordpress",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.8.3+dfsg1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wordpress",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.8.3+dfsg1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wordpress",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.8.3+dfsg1-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2022-21663",
"aliases": [
"DEBIAN-CVE-2022-21663"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.8.3+dfsg1-1"
}
]
}
],
"package": {
"name": "wordpress",
"purl": "pkg:deb/debian/wordpress?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-21663.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.8.3+dfsg1-1"
}
]
}
],
"package": {
"name": "wordpress",
"purl": "pkg:deb/debian/wordpress?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-21663.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.8.3+dfsg1-1"
}
]
}
],
"package": {
"name": "wordpress",
"purl": "pkg:deb/debian/wordpress?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-21663.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-15T08:02:13.428510217Z",
"provider": "osv",
"upstream": [
"CVE-2022-21663"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2022-21663"
]
},
"related_cves": [
{
"value": "CVE-2022-21663",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 323318,
"published_at": "2022-01-06T23:15:08.067+00:00"
}