Improper order of authorisations in Mattermost GetFile API leads to an authenticated user to determine a post’s quarantined status
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Mattermost | Mattermost | unaffected |
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Configuration 1 [-]
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No data.
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| Mattermost | Mattermost |
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Vendor Solution
Update Mattermost to versions 11.11.0, 11.10.1, 11.7.10, 11.9.2, 11.8.6 or higher.
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.180% probability within 30 days)
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| https://mattermost.com/security-updates |
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Mattermost mattermost Server
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| CPEs | cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* cpe:2.3:a:mattermost:mattermost_server:11.10.0:*:*:*:*:*:*:* |
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Mattermost mattermost Server
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| First Time appeared |
Mattermost
Mattermost mattermost |
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Mattermost
Mattermost mattermost |
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| Metrics |
ssvc
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| Description | Mattermost versions 11.10.x <= 11.10.0, 11.7.x <= 11.7.9, 11.9.x <= 11.9.1, 11.8.x <= 11.8.5 fail to validate user’s permissions before other validations which allows non-content reviewers to infer a post’s flagged status via direct API call.. Mattermost Advisory ID: MMSA-2026-00754 | |
| Title | Improper order of authorisations in Mattermost GetFile API leads to an authenticated user to determine a post’s quarantined status | |
| Weaknesses | CWE-203 | |
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| Metrics |
cvssV3_1
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