Vulnerability Reportnginx:1.30.3-alpine

nginx:1.30.3-alpine
DIGESTsha256:0d3b80406a13a767339fbe2f41406d6c7da727ab89cf8fae399e81f780f814d1

Executive Summary

Last scanned:

Threat Score
25/100NEEDS ATTENTION
Reputation
TRUSTED

This image is acceptable for production, but remediating the identified vulnerabilities is recommended to reduce the attack surface. The only notable exposed vulnerability (CVE-2026-33630) is a use-after-free in c-ares that can cause denial of service or memory corruption via crafted DNS responses; however, it requires nginx to be configured with a resolver and hostnames in upstreams—if such configuration is absent, the risk is largely mitigated. Other vulnerabilities are low-severity and pose minimal practical threat.

Vulnerabilities

Vulnerability Log

30 total
CVE IDAdjusted SeverityPackageExploit ProbabilityRisk Context
CVE-2026-33630MEDIUM6
c-ares
1.34.6-r0
fixed in 1.34.8-r0
Directly ExposedContext importance: MEDIUM
CVE-2026-56132MEDIUM5.87
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-56403MEDIUM5.87
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-56404MEDIUM5.87
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-56405MEDIUM5.87
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-56406MEDIUM5.87
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-56410MEDIUM5.87
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-56411MEDIUM5.87
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-50219MEDIUM5.02
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.2%
Theoretical Threat
Directly Exposed
CVE-2026-56412MEDIUM5.02
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Directly Exposed
CVE-2026-4873LOW2.7
curl
8.19.0-r0
fixed in 8.20.0-r0
0.3%
Theoretical Threat
Post-Exploit
CVE-2026-6253LOW2.7
curl
8.19.0-r0
fixed in 8.20.0-r0
0.6%
Theoretical Threat
Post-Exploit
CVE-2026-7009LOW2.7
curl
8.19.0-r0
fixed in 8.20.0-r0
0.3%
Theoretical Threat
Post-Exploit
CVE-2026-7168LOW2.7
curl
8.19.0-r0
fixed in 8.20.0-r0
0.5%
Theoretical Threat
Post-Exploit
CVE-2026-4873LOW2.7
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.3%
Theoretical Threat
Post-Exploit
CVE-2026-6253LOW2.7
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.6%
Theoretical Threat
Post-Exploit
CVE-2026-7009LOW2.7
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.3%
Theoretical Threat
Post-Exploit
CVE-2026-7168LOW2.7
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.5%
Theoretical Threat
Post-Exploit
CVE-2026-5773LOW2.29
curl
8.19.0-r0
fixed in 8.20.0-r0
0.5%
Theoretical Threat
Post-Exploit
CVE-2026-6276LOW2.29
curl
8.19.0-r0
fixed in 8.20.0-r0
0.3%
Theoretical Threat
Post-Exploit
CVE-2026-5773LOW2.29
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.5%
Theoretical Threat
Post-Exploit
CVE-2026-6276LOW2.29
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.3%
Theoretical Threat
Post-Exploit
CVE-2026-5545LOW1.99
curl
8.19.0-r0
fixed in 8.20.0-r0
0.4%
Theoretical Threat
Post-Exploit
CVE-2026-6429LOW1.99
curl
8.19.0-r0
fixed in 8.20.0-r0
0.5%
Theoretical Threat
Post-Exploit
CVE-2026-5545LOW1.99
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.4%
Theoretical Threat
Post-Exploit
CVE-2026-6429LOW1.99
libcurl
8.19.0-r0
fixed in 8.20.0-r0
0.5%
Theoretical Threat
Post-Exploit
CVE-2026-56131NONE0
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Not Applicable
CVE-2026-56407NONE0
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Not Applicable
CVE-2026-56408NONE0
libexpat
2.8.1-r0
fixed in 2.8.2-r0
0.1%
Theoretical Threat
Not Applicable
CVE-2026-56409NONE0
libexpat
2.8.1-r0
fixed in 2.8.2-r0
<0.1%
Theoretical Threat
Not Applicable

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