Search/CVE-2026-2476
● CVE — High

CVE-2026-2476

VendormattermostProductms teamsDiscoveredMar 16, 2026UpdatedMar 20, 2026

Mattermost Plugins versions <=2.0.3.0 fail to properly mask sensitive configuration values which allows an attacker with access to support packets to obtain original plugin settings via exported configuration data. Mattermost Advisory ID: MMSA-2026-00606

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CVSS v3.1
7.6 HIGH
EPSS
0.19%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Nov 3, 2026
● 0.01pp
0.18% → 0.19% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredHIGH
User InteractionNONE
ScopeCHANGED
ConfidentialityHIGH
IntegrityLOW
AvailabilityNONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N
Connections
2 relationships
Timeline
disclosure → media coverage
Mar 16, 2026
Disclosure — published as a CVE record. · last revised by NVD Mar 20, 2026