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Low severity3.1NVD Advisory· Published Feb 14, 2025· Updated Jun 17, 2026

CVE-2025-0503

CVE-2025-0503

Description

Mattermost versions 9.11.x <= 9.11.6 fail to filter out DMs from the deleted channels endpoint which allows an attacker to infer user IDs and other metadata from deleted DMs if someone had manually marked DMs as deleted in the database.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Mattermost/Mattermost3 versions
    cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*range: >=9.11.0,<9.11.7
    • (no CPE)range: <=9.11.6
    • (no CPE)range: 9.11.0

Patches

Vulnerability mechanics

References

1

News mentions

0

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