MediumFix available
roundcube — security advisory
Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.
- Products
- roundcube
- Affected versions
- 1.6.1+dfsg-1, 1.6.2+dfsg-1
- Fixed versions
- 1.6.3+dfsg-1, 1.6.3+dfsg-1~deb12u1
- CVEs
- CVE-2023-43770
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 16:11 UTC · Revision 1
Source evidence
Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.
osv:DEBIAN-CVE-2023-43770
roundcube
Fixed versions: 1.6.3+dfsg-1~deb12u1
roundcube
Fixed versions: 1.6.3+dfsg-1
roundcube
Fixed versions: 1.6.3+dfsg-1
Complete source record
{
"id": "20c5044e8a28182663148aed13fd6165bd008858958508e9363790702ea751d8",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-43770",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-43770",
"summary": "Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.",
"evidence": "osv:DEBIAN-CVE-2023-43770",
"products": [
{
"name": {
"value": "roundcube",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.3+dfsg-1~deb12u1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": [
{
"value": "1.6.1+dfsg-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.6.2+dfsg-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "roundcube",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.3+dfsg-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "roundcube",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.6.3+dfsg-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2023-43770",
"aliases": [
"DEBIAN-CVE-2023-43770"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.3+dfsg-1~deb12u1"
}
]
}
],
"package": {
"name": "roundcube",
"purl": "pkg:deb/debian/roundcube?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"1.6.1+dfsg-1",
"1.6.2+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-43770.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.3+dfsg-1"
}
]
}
],
"package": {
"name": "roundcube",
"purl": "pkg:deb/debian/roundcube?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-43770.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.6.3+dfsg-1"
}
]
}
],
"package": {
"name": "roundcube",
"purl": "pkg:deb/debian/roundcube?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-43770.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:02:49.729439495Z",
"provider": "osv",
"upstream": [
"CVE-2023-43770"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-43770"
]
},
"related_cves": [
{
"value": "CVE-2023-43770",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 456936,
"published_at": "2023-09-22T06:15:10.09+00:00"
}