Lookup for vulnerabilities affecting packages.
| Vulnerability_id | VCID-znnp-87re-1qbz |
| Summary | Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to validate user-supplied input in API request handlers which allows an authenticated attacker to crash the plugin process via a crafted HTTP request to the PR details endpoint.. Mattermost Advisory ID: MMSA-2026-00638 |
| Aliases |
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| Fixed_packages |
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| Affected_packages |
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| References |
| 0 |
| reference_url |
https://api.first.org/data/v1/epss?cve=CVE-2026-4646 |
| reference_id |
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| reference_type |
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| scores |
| 0 |
| value |
0.00069 |
| scoring_system |
epss |
| scoring_elements |
0.21396 |
| published_at |
2026-06-11T12:55:00Z |
|
| 1 |
| value |
0.00069 |
| scoring_system |
epss |
| scoring_elements |
0.2158 |
| published_at |
2026-06-12T12:55:00Z |
|
| 2 |
| value |
0.00069 |
| scoring_system |
epss |
| scoring_elements |
0.21594 |
| published_at |
2026-06-13T12:55:00Z |
|
| 3 |
| value |
0.00069 |
| scoring_system |
epss |
| scoring_elements |
0.21567 |
| published_at |
2026-06-14T12:55:00Z |
|
|
| url |
https://api.first.org/data/v1/epss?cve=CVE-2026-4646 |
|
| 1 |
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|
| Weaknesses |
| 0 |
| cwe_id |
1287 |
| name |
Improper Validation of Specified Type of Input |
| description |
The product receives input that is expected to be of a certain type, but it does not validate or incorrectly validates that the input is actually of the expected type. |
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| Exploits |
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| Severity_range_score | 4.3 - 4.3 |
| Exploitability | null |
| Weighted_severity | null |
| Risk_score | null |
| Resource_url | http://public2.vulnerablecode.io/vulnerabilities/VCID-znnp-87re-1qbz |