CVE-2026-75587
An attacker can exploit multiple vulnerabilities in Mattermost Desktop to disclose information or cause unspecified impacts.
CSIRTS triage
- What
- Multiple vulnerabilities allow information disclosure or cause unspecified impacts.
- Who is affected
- Mattermost Desktop deployments running unpatched versions.
- Urgency
- Medium severity; information disclosure risk warrants standard patch cycle deployment.
- Action
- Update Mattermost Desktop to the patched version addressing CVE-2026-75587.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.09% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all EPSS-scored CVEs.
Advisory coverage (3)
- medium[NEW] [medium] Mattermost Desktop: Multiple vulnerabilitiescert-bund · 2026-08-18
- unknownMultiple vulnerabilities in Mattermost Desktop App (August 18, 2026)cert-fr-avis · 2026-08-18
- lowCVE-2026-75587: Mattermost Desktop App versions <=6.2 6.2.2.0 fail to redact the pre-auth secret when generati…nvd · 2026-08-17
External references
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[](https://www.csirts.com/cve/CVE-2026-75587)