CVE-2025-31363
3
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:N/A:N
Summary
Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.9 fail to restrict domains the LLM can request to contact upstream which allows an authenticated user to exfiltrate data from an arbitrary server accessible to the victim via performing a prompt injection in the AI plugin's Jira tool.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mattermost | Mattermost | 10.4.0 <= 10.4.2 | affected |
| Mattermost | Mattermost | 10.5.0 | affected |
| Mattermost | Mattermost | 9.11.0 <= 9.11.9 | affected |
| Mattermost | Mattermost | 10.6.0 | unaffected |
| Mattermost | Mattermost | 10.4.3 | unaffected |
| Mattermost | Mattermost | 10.5.1 | unaffected |
| Mattermost | Mattermost | 9.11.10 | unaffected |
Weaknesses
- CWE-1426: CWE-1426: Improper Validation of Generative AI Output
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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