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The vulnerability of the Mattermost instant messaging application, related to a breach of data protection mechanisms, allows attackers to circumvent existing security measures.
🗓️ 06 Jul 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | CVE-2026-3472 | 29 Jun 202621:43 | – | circl |
 | CVE-2026-3472 | 26 Jun 202614:42 | – | cve |
 | CVE-2026-3472 Markdown image rendering bypass in AI bot tool result posts in Mattermost | 26 Jun 202614:42 | – | cvelist |
 | EUVD-2026-39775 | 26 Jun 202615:32 | – | euvd |
 | CVE-2026-3472 | 26 Jun 202615:16 | – | nvd |
 | PT-2026-52721 | 26 Jun 202600:00 | – | ptsecurity |
 | Protection Mechanism Failure | 26 Jun 202616:20 | – | snyk |
| Protection Mechanism Failure | 26 Jun 202616:20 | – | snyk |
| Protection Mechanism Failure | 26 Jun 202616:20 | – | snyk |
| Protection Mechanism Failure | 26 Jun 202616:20 | – | snyk |
10
Node
OROR
| Source | Link |
|---|---|
| mattermost | www.mattermost.com/security-updates/ |
| web | www.web.nvd.nist.gov/view/vuln/detail |
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06 Jul 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 33.5
CVSS 24
EPSS0.00194