CVE-2019-20874

HIGH
7.5
CVSS Score
Published: June 19, 2020 at 03:42 PM UTC
Updated: June 17, 2026 at 02:31 AM UTC
1 product affected across 1 vendorMattermost Server

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Severity
HIGH7.5
Exploit prediction
EPSS 1%

Description

An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information during a role change.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.10.85.7.0 ≤ v < 5.7.35.8.0 ≤ v < 5.8.15.9.0 rc15.9.0 rc25.9.0 rc35.9.0 rc4
Affected range stops below 4.10.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.7.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.8.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_CONFIRMVendor Advisory
https://mattermost.com/security-updates/

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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