Lookup for vulnerabilities affecting packages.
| Vulnerability_id | VCID-nwfb-xnks-1kg7 |
| Summary | glibc: glibc: Invalid DNS hostname returned via gethostbyaddr functions |
| Aliases |
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| Fixed_packages |
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| Affected_packages |
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| References |
| 0 |
|
| 1 |
| reference_url |
https://api.first.org/data/v1/epss?cve=CVE-2026-4438 |
| reference_id |
|
| reference_type |
|
| scores |
| 0 |
| value |
0.00026 |
| scoring_system |
epss |
| scoring_elements |
0.07331 |
| published_at |
2026-04-08T12:55:00Z |
|
| 1 |
| value |
0.00026 |
| scoring_system |
epss |
| scoring_elements |
0.07359 |
| published_at |
2026-04-09T12:55:00Z |
|
| 2 |
| value |
0.0003 |
| scoring_system |
epss |
| scoring_elements |
0.08485 |
| published_at |
2026-04-07T12:55:00Z |
|
| 3 |
| value |
0.0003 |
| scoring_system |
epss |
| scoring_elements |
0.08511 |
| published_at |
2026-04-02T12:55:00Z |
|
| 4 |
| value |
0.0003 |
| scoring_system |
epss |
| scoring_elements |
0.08566 |
| published_at |
2026-04-04T12:55:00Z |
|
| 5 |
| value |
0.00031 |
| scoring_system |
epss |
| scoring_elements |
0.08593 |
| published_at |
2026-04-18T12:55:00Z |
|
| 6 |
| value |
0.00031 |
| scoring_system |
epss |
| scoring_elements |
0.08731 |
| published_at |
2026-04-12T12:55:00Z |
|
| 7 |
| value |
0.00031 |
| scoring_system |
epss |
| scoring_elements |
0.08716 |
| published_at |
2026-04-13T12:55:00Z |
|
| 8 |
| value |
0.00031 |
| scoring_system |
epss |
| scoring_elements |
0.08605 |
| published_at |
2026-04-16T12:55:00Z |
|
| 9 |
| value |
0.00031 |
| scoring_system |
epss |
| scoring_elements |
0.08753 |
| published_at |
2026-04-11T12:55:00Z |
|
|
| url |
https://api.first.org/data/v1/epss?cve=CVE-2026-4438 |
|
| 2 |
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| 3 |
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| 4 |
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| 5 |
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| 6 |
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|
| Weaknesses |
| 0 |
| cwe_id |
838 |
| name |
Inappropriate Encoding for Output Context |
| description |
The product uses or specifies an encoding when generating output to a downstream component, but the specified encoding is not the same as the encoding that is expected by the downstream component. |
|
| 1 |
| cwe_id |
20 |
| name |
Improper Input Validation |
| description |
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
|
|
| Exploits |
|
| Severity_range_score | 4.0 - 5.4 |
| Exploitability | 0.5 |
| Weighted_severity | 3.6 |
| Risk_score | 1.8 |
| Resource_url | http://public2.vulnerablecode.io/vulnerabilities/VCID-nwfb-xnks-1kg7 |