CVE-2026-66046Suited to automated attack · CISA
Expat Denial of Service via storeAtts() Quadratic Complexity
CVSS score
8.7
EPSS probability
%0.7
Risk score
0.1
Published
1 mo ago
Public Exploits · GitHub and Metasploit Intelligence
This tab scans the sources that NVD labels as exploits, GitHub repositories matching the CVE identifier and Rapid7 Metasploit Framework modules. Only links to sources that were actually found are shown.
No verified public exploit code was found.
GitHub repositories, NVD exploit references and the Metasploit Framework were scanned. A record of active exploitation does not mean that public exploit code has been published.
Similar Vulnerabilities
9.8
CVE-2022-25236
Vulnerability in N/a
N
Patch verifiedEPSS %35
5.0
CVE-2009-3720
Vulnerability in Libexpat Project
LP
Patch status unknown Public Exploits:1EPSS %28
6.8
CVE-2013-0340
Vulnerability in Red Hat Libexpat
R
Patch status unknownEPSS %19
9.8
CVE-2016-0718
Vulnerability in N/a
N
Patch verifiedEPSS %13
8.1
CVE-2016-4472
Vulnerability in N/a
N
Patch verifiedEPSS %12
7.5
CVE-2017-9233
Vulnerability in N/a
N
Patch status unknownEPSS %9
Get this vulnerability through the API
Affected products, version ranges, exploitation status and patch information in a single request, with a free key.
curl -H "x-api-key: $DAYBREACH_API_KEY" \ "https://api.daybreach.dev/api/v1/intel/cves/CVE-2026-66046"