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LLMHigh

CVE-2025-31363: Mattermost versions 10.4.x <= 10.4.2, 10.5.x <= 10.5.0, 9.11.x <= 9.11.9 fail to restrict domains th…

Occurred
Apr 16, 2025
Published
Apr 16, 2025
Source
NVD CVE

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.

Tags

  • CVE
  • CVE-2025-31363
  • cvss:LOW

Classification

Category confidence: 90%
Severity confidence: 85%

Rationale: CVE describes LLM prompt injection vulnerability enabling data exfiltration via AI plugin.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

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