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CVE-2026-16251 Mattermost local image proxy allows server memory exhaustion via unbounded image response buffering

🗓️ 16 Oct 2026 07:14:59Reported by GoogleType 
osv_cve
 osv_cve
🔗 osv.dev👁 15 Views

Remote memory exhaustion in Mattermost local image proxy via unbounded image buffering.

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31 Oct 2026 02:49Current
6Medium risk
Vulners AI Score6
CVSS 3.16.5
15