Lucene search
+L

CVE-2026-76641 Expat Out-of-Bounds Read via dtdCopy

🗓️ 20 Aug 2026 17:31:10Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

Expat through 2.8.3 has an out-of-bounds read in storeAtts causing segfault via external entity parser creation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-76641
20 Aug 202617:31
alpinelinux
cbl_mariner
CBLMariner
CVE-2026-76641 affecting package expat for versions less than 2.8.3-2
25 Aug 202623:52
cbl_mariner
circl
Circl
CVE-2026-76641
20 Aug 202619:00
circl
cve
CVE
CVE-2026-76641
20 Aug 202617:31
cve
debiancve
Debian CVE
CVE-2026-76641
20 Aug 202617:31
debiancve
euvd
EUVD
EUVD-2026-63493
20 Aug 202617:31
euvd
nessus
Tenable Nessus
FreeBSD : expat2 -- Out-of-bounds Read (11ab3b16-a65d-11f1-a49c-00a0980083d7)
2 Sep 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-76641
21 Aug 202600:00
nessus
mageia
Mageia
Updated mingw-expat & expat packages fix security vulnerabilities
5 Sep 202604:35
mageia
nvd
NVD
CVE-2026-76641
20 Aug 202618:16
nvd
Rows per page
[
  {
    "defaultStatus": "affected",
    "vendor": "libexpat",
    "product": "libexpat",
    "packageURL": "pkg:github/libexpat/libexpat",
    "repo": "https://github.com/libexpat/libexpat",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "2.8.3"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

21 Aug 2026 11:21Current
CVSS 3.17.5
CVSS 48.7
EPSS0.00353
30