Mattermost Uncontrolled Resource Consumption DoS
🗓️ 13 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 21 Views
| Reporter | Title | Published | Views | Family All 19 |
|---|---|---|---|---|
 | CVE-2026-2456 | 16 Mar 202611:06 | – | attackerkb |
 | CVE-2026-2456 | 16 Feb 202600:00 | – | circl |
 | Mattermost 安全漏洞 | 16 Mar 202600:00 | – | cnnvd |
 | CVE-2026-2456 | 16 Mar 202611:06 | – | cve |
 | CVE-2026-2456 Denial of Service via Unbounded Memory Allocation in Integration Actions | 16 Mar 202611:06 | – | cvelist |
 | EUVD-2026-12383 | 16 Mar 202615:30 | – | euvd |
 | Mattermost fails to limit the size of responses from integration action endpoints | 16 Mar 202615:30 | – | github |
 | CVE-2026-2456 | 16 Mar 202611:06 | – | mend |
 | CVE-2026-2456 | 16 Mar 202614:19 | – | nvd |
 | GHSA-34G8-9FPP-46CH Mattermost fails to limit the size of responses from integration action endpoints | 16 Mar 202615:30 | – | osv-ghsa |
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| Source | Link |
|---|---|
| mattermost | www.mattermost.com/security-updates |
| web | www.web.nvd.nist.gov/view/vuln/detail |
Data
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13 May 2026 00:00Current
7.3High risk
Vulners AI Score7.3
CVSS 35.7
CVSS 26.8
EPSS0.00168