Expat
Security Risk Profile
52
/100
mediumSecurity Risk Score
Comprehensive risk assessment based on 39 vulnerabilities, EPSS scores, exploitation status, and remediation availability.
📅 Data spans from August 31, 2015 to present
39
Total CVEs
6
Critical+High
0
Exploited
2
Unpatched
Threat Assessment
Avg CVSS
6.1
Base severity
Avg EPSS
0%
Exploit probability
Unpatched
2
Critical/High
Risk Level
52/100
medium
Severity Distribution
Critical
0High
6Medium
21Low
0Exploit Likelihood
>50% chance
020-50%
05-20%
0<5%
1Age Distribution
Common Weaknesses (CWE)
1
Integer Overflow
11
2
Use After Free
5
3
Buffer Overflow
2
4
Input Validation
2
5
Race Condition
1
Most Affected Products
1. Expat libexpat29
2. Libexpat Project Libexpat17
3. Microsoft azl3 expat 2.6.4-614
4. Python Python12
5. Expat Expat10
Recent Vulnerabilities
See more →CVE-2026-56412
CVSS 5.9medium
6/21/2026
CVE-2026-56411
CVSS 6.9medium
6/21/2026
CVE-2026-56410
CVSS 6.9medium
6/21/2026
CVE-2026-56409
CVSS 6.5medium
6/21/2026
CVE-2026-56408
CVSS 6.9medium
6/21/2026
CVE-2026-56407
CVSS 6.9medium
6/21/2026
CVE-2026-56406
CVSS 6.9medium
6/21/2026
CVE-2026-56405
CVSS 6.9medium
6/21/2026
CVE-2026-56404
CVSS 6.9medium
6/21/2026
CVE-2026-56403
CVSS 6.9medium
6/21/2026
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