node-marked — security advisory
Marked is a markdown parser and compiler. Prior to version 4.0.10, the regular expression `inline.reflinkSearch` may cause catastrophic backtracking against some strings and lead to a denial of service (DoS). Anyone who runs untrusted markdown through a vulnerable version of marked and does not use a worker with a time limit may be affected. This issue is patched in version 4.0.10. As a workaround, avoid running untrusted markdown through marked or run marked on a worker thread and set a reasonable time limit to prevent draining resources.
- Products
- node-marked
- Affected versions
- Not specified
- Fixed versions
- 4.0.12+ds+~4.0.1-1
- CVEs
- CVE-2022-21681
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 14:36 UTC · Revision 1
Source evidence
Marked is a markdown parser and compiler. Prior to version 4.0.10, the regular expression `inline.reflinkSearch` may cause catastrophic backtracking against some strings and lead to a denial of service (DoS). Anyone who runs untrusted markdown through a vulnerable version of marked and does not use a worker with a time limit may be affected. This issue is patched in version 4.0.10. As a workaround, avoid running untrusted markdown through marked or run marked on a worker thread and set a reasonable time limit to prevent draining resources.
osv:DEBIAN-CVE-2022-21681
node-marked
Fixed versions: 4.0.12+ds+~4.0.1-1
node-marked
Fixed versions: 4.0.12+ds+~4.0.1-1
node-marked
Fixed versions: 4.0.12+ds+~4.0.1-1
Complete source record
{
"id": "301a2343a4bad15fbebb2c9dc7102b2b8e74cd1d67f8a1fae58d5df0d2e555f8",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2022-21681",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2022-21681",
"summary": "Marked is a markdown parser and compiler. Prior to version 4.0.10, the regular expression `inline.reflinkSearch` may cause catastrophic backtracking against some strings and lead to a denial of service (DoS). Anyone who runs untrusted markdown through a vulnerable version of marked and does not use a worker with a time limit may be affected. This issue is patched in version 4.0.10. As a workaround, avoid running untrusted markdown through marked or run marked on a worker thread and set a reasonable time limit to prevent draining resources.",
"evidence": "osv:DEBIAN-CVE-2022-21681",
"products": [
{
"name": {
"value": "node-marked",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.0.12+ds+~4.0.1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "node-marked",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.0.12+ds+~4.0.1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "node-marked",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.0.12+ds+~4.0.1-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2022-21681",
"aliases": [
"DEBIAN-CVE-2022-21681"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.12+ds+~4.0.1-1"
}
]
}
],
"package": {
"name": "node-marked",
"purl": "pkg:deb/debian/node-marked?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-21681.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.12+ds+~4.0.1-1"
}
]
}
],
"package": {
"name": "node-marked",
"purl": "pkg:deb/debian/node-marked?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-21681.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.12+ds+~4.0.1-1"
}
]
}
],
"package": {
"name": "node-marked",
"purl": "pkg:deb/debian/node-marked?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-21681.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-15T08:01:01.761188982Z",
"provider": "osv",
"upstream": [
"CVE-2022-21681"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2022-21681"
]
},
"related_cves": [
{
"value": "CVE-2022-21681",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 322760,
"published_at": "2022-01-14T17:15:13.27+00:00"
}