CVE-2019-20865
HIGH
8.8
CVSS Score
Published: June 19, 2020 at 03:12 PM UTC
Updated: June 17, 2026 at 02:31 AM UTC
1 product affected across 1 vendorMattermost Server
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Severity
HIGH8.8
Exploit prediction
EPSS 0.5%
Description
An issue was discovered in Mattermost Server before 5.12.0, 5.11.1, 5.10.2, 5.9.2, and 4.10.10. The login page allows CSRF.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 4.10.105.10.0 ≤ v < 5.10.25.11.0 ≤ v < 5.11.15.9.0 ≤ v < 5.9.25.12.0 rc15.12.0 rc25.12.0 rc35.12.0 rc45.12.0 rc55.12.0 rc6
Affected range stops below 4.10.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.10.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.11.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.9.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-352
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