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CVE-2026-6957

🗓️ 27 May 2026 15:16:34Reported by [email protected]Type 
nvd
 nvd
🔗 web.nvd.nist.gov👁 47 Views

Mattermost plugins to 1.1.5 fail to sanitize federated filenames, enabling remote arbitrary file writes via shared-channel sync.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-6957
27 May 202614:23
–attackerkb
circl
Circl
CVE-2026-6957
27 May 202617:00
–circl
cnnvd
CNNVD
Mattermost Plugins 安全漏洞
27 May 202600:00
–cnnvd
cve
CVE
CVE-2026-6957
27 May 202614:23
–cve
cvelist
Cvelist
CVE-2026-6957 Path traversal in Mattermost Legal Hold plugin via unsanitized file name from federated peer allows arbitrary file write.
27 May 202614:23
–cvelist
euvd
EUVD
EUVD-2026-32523
27 May 202614:23
–euvd
ptsecurity
Positive Technologies
PT-2026-44032
27 May 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-6957: Improper Limitation of a Pathname to a Restricted Directory
27 May 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-6957
5 Jun 202619:17
–redhatcve
snyk
Snyk
Directory Traversal
27 May 202617:35
–snyk
Rows per page
NVD
Node
mattermostlegal_holdRange≤1.1.5mattermost

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