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Vulnerability Details :

CVE-2019-20861

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-19 Jun, 2020 | 14:16
Updated At-05 Aug, 2024 | 02:53
Rejected At-
Credits

An issue was discovered in Mattermost Desktop App before 4.2.2. It allows attackers to execute arbitrary code via a crafted link.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:19 Jun, 2020 | 14:16
Updated At:05 Aug, 2024 | 02:53
Rejected At:
▼CVE Numbering Authority (CNA)

An issue was discovered in Mattermost Desktop App before 4.2.2. It allows attackers to execute arbitrary code via a crafted link.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://mattermost.com/security-updates/
x_refsource_CONFIRM
Hyperlink: https://mattermost.com/security-updates/
Resource:
x_refsource_CONFIRM
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://mattermost.com/security-updates/
x_refsource_CONFIRM
x_transferred
Hyperlink: https://mattermost.com/security-updates/
Resource:
x_refsource_CONFIRM
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:19 Jun, 2020 | 15:15
Updated At:26 Jun, 2020 | 18:04

An issue was discovered in Mattermost Desktop App before 4.2.2. It allows attackers to execute arbitrary code via a crafted link.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.18.8HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary2.06.8MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.8
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P
CPE Matches
Mattermost, Inc.
mattermost
>>mattermost_desktop>>Versions before 4.2.2(exclusive)
cpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://mattermost.com/security-updates/cve@mitre.org
Vendor Advisory
Hyperlink: https://mattermost.com/security-updates/
Source: cve@mitre.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

Similar CVEs

6Records found
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Matching Score-8
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EPSS-0.17% / 38.76%
||
7 Day CHG~0.00%
Published-19 Jun, 2020 | 18:44
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
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An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. CSRF can occur if CORS is enabled.

Action-Not Available
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Product-mattermost_servern/a
CWE ID-CWE-352
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Matching Score-8
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EPSS-0.17% / 38.76%
||
7 Day CHG~0.00%
Published-19 Jun, 2020 | 15:12
Updated-05 Aug, 2024 | 02:53
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

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.

Action-Not Available
Vendor-n/aMattermost, Inc.
Product-mattermost_servern/a
CWE ID-CWE-352
Cross-Site Request Forgery (CSRF)
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Matching Score-8
Assigner-Mattermost, Inc.
ShareView Details
Matching Score-8
Assigner-Mattermost, Inc.
CVSS Score-4.6||MEDIUM
EPSS-0.13% / 33.21%
||
7 Day CHG~0.00%
Published-22 Aug, 2024 | 06:32
Updated-23 Aug, 2024 | 16:09
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
One-click Client-Side Path Traversal Leading to CSRF in User Management admin page

Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to sanitize user inputs in the frontend that are used for redirection which allows for a one-click client-side path traversal that is leading to CSRF in User Management page of the system console.

Action-Not Available
Vendor-Mattermost, Inc.
Product-mattermostMattermost
CWE ID-CWE-352
Cross-Site Request Forgery (CSRF)
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||
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Published-12 Dec, 2023 | 08:23
Updated-24 May, 2025 | 10:26
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Reflected client side path traversal leading to CSRF in Playbooks

Mattermost fails to validate if a relative path is passed in /plugins/playbooks/api/v0/telemetry/run/<telem_run_id> as a telemetry run ID, allowing an attacker to use a path traversal payload that points to a different endpoint leading to a CSRF attack.

Action-Not Available
Vendor-Mattermost, Inc.
Product-mattermost_serverMattermost
CWE ID-CWE-352
Cross-Site Request Forgery (CSRF)
CWE ID-CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
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Assigner-Mattermost, Inc.
ShareView Details
Matching Score-8
Assigner-Mattermost, Inc.
CVSS Score-7.1||HIGH
EPSS-0.29% / 51.71%
||
7 Day CHG~0.00%
Published-29 Dec, 2023 | 12:46
Updated-09 Sep, 2024 | 17:28
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Mattermost version 2.10.0 and earlier fails to sanitize deeplink paths, which allows an attacker to perform CSRF attacks against the server.

Action-Not Available
Vendor-Mattermost, Inc.
Product-mattermostMattermost
CWE ID-CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE ID-CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE-2019-20841
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-8.8||HIGH
EPSS-0.14% / 34.93%
||
7 Day CHG~0.00%
Published-19 Jun, 2020 | 13:17
Updated-05 Aug, 2024 | 02:53
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. CSRF can sometimes occur via a crafted web site for account takeover attacks.

Action-Not Available
Vendor-n/aMattermost, Inc.
Product-mattermost_servern/a
CWE ID-CWE-352
Cross-Site Request Forgery (CSRF)
Details not found