MediumFix available
mupdf — security advisory
A memory leak issue discovered in /pdf/pdf-font-add.c in Artifex Software MuPDF 1.17.0 allows attackers to obtain sensitive information.
- Products
- mupdf
- Affected versions
- Not specified
- Fixed versions
- 1.19.0+ds1-1
- CVEs
- CVE-2020-26683
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 13:45 UTC · Revision 1
Source evidence
A memory leak issue discovered in /pdf/pdf-font-add.c in Artifex Software MuPDF 1.17.0 allows attackers to obtain sensitive information.
osv:DEBIAN-CVE-2020-26683
mupdf
Fixed versions: 1.19.0+ds1-1
mupdf
Fixed versions: 1.19.0+ds1-1
mupdf
Fixed versions: 1.19.0+ds1-1
Complete source record
{
"id": "9e1d11ba5672155b73d665be6ec4e9c7b2915b7f3ac73aa2b367a8988f208fcd",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-26683",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2020-26683",
"summary": "A memory leak issue discovered in /pdf/pdf-font-add.c in Artifex Software MuPDF 1.17.0 allows attackers to obtain sensitive information.",
"evidence": "osv:DEBIAN-CVE-2020-26683",
"products": [
{
"name": {
"value": "mupdf",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.19.0+ds1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mupdf",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.19.0+ds1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mupdf",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.19.0+ds1-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2020-26683",
"aliases": [
"DEBIAN-CVE-2020-26683"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.0+ds1-1"
}
]
}
],
"package": {
"name": "mupdf",
"purl": "pkg:deb/debian/mupdf?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-26683.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.0+ds1-1"
}
]
}
],
"package": {
"name": "mupdf",
"purl": "pkg:deb/debian/mupdf?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-26683.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.0+ds1-1"
}
]
}
],
"package": {
"name": "mupdf",
"purl": "pkg:deb/debian/mupdf?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-26683.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
],
"modified": "2026-10-26T12:02:41.449010460Z",
"provider": "osv",
"upstream": [
"CVE-2020-26683"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2020-26683"
]
},
"related_cves": [
{
"value": "CVE-2020-26683",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 452768,
"published_at": "2023-08-22T19:16:19.997+00:00"
}