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19 June 2020

Vulnerabilities first published on this day (UTC), newest first.

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All Critical High Medium Low Exploited only Public exploit

193 results · Feed

  • Unscored —
    CVE-2017-18882

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS can occur via OpenGraph data.

  • Unscored —
    CVE-2017-18881

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via a goto_location respon…

  • Medium 6.1
    CVE-2017-18879

    Mattermost Server is vulnerable to XSS through author_link field in Slack attachments

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the author_link field of a Slack attachment.

    github.com/mattermost/mattermost-server Go
  • Medium 4.3
    CVE-2017-18878

    Mattermost Server allows users with a session ID to revoke another users' session

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. Knowledge of a session ID allows revoking another user's session.

    github.com/mattermost/mattermost-server Go
  • Medium —
    CVE-2017-18874

    Mattermost Server is vulnerable to Directory Traversal by System Admins

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can achieve directory traversal.

    github.com/mattermost/mattermost-server Go
  • Medium 5.3
    CVE-2017-18873

    Mattermost Server is vulnerable to channel invisibility DoS via misformatted post

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to cause a denial of service (channel invisibility) via a misformatted post.

    github.com/mattermost/mattermost-server Go
  • Medium 4.3
    CVE-2017-18872

    Mattermost Server's OAuth 2.0 service is vulnerable to attack through Missing Authorization

    An issue was discovered in Mattermost Server before 4.4.3 and 4.3.3. Attackers could reconfigure an OAuth app in some cases where Mattermost is an OAuth 2.0 service provider.

    github.com/mattermost/mattermost-server Go
  • Unscored —
    CVE-2018-21252

    An issue was discovered in Mattermost Server before 5.2, 5.1.1, 5.0.3, and 4.10.3. Attackers could use multiple e-mail …

  • Unscored —
    CVE-2018-21256

    An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions (fo…

  • Unscored —
    CVE-2018-21264

    An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. It did not enforce the expiration date of …

  • Unscored —
    CVE-2020-3972

    VMware Tools for macOS (11.x.x and prior before 11.1.1) contains a denial-of-service vulnerability in the Host-Guest Fi…

    macOS
  • Medium 6.3
    CVE-2020-13277 Public exploit

    An authorization issue in the mirroring logic allowed read access to private repositories in GitLab CE/EE 10.6 and late…

    GitLab GitLab Web / CMS
  • Medium 6.5
    CVE-2020-8167

    CSRF Vulnerability in rails-ujs

    A CSRF vulnerability exists in rails <= 6.0.3 rails-ujs module that could allow attackers to send CSRF tokens to wrong domains.

    rails rails actionview Debian Ubuntu RubyGems
  • Critical 9.8
    CVE-2020-8165 Public exploit EPSS 46%

    ActiveSupport potentially unintended unmarshalling of user-provided objects in MemCacheStore and RedisCacheStore

    A deserialization of untrusted data vulnernerability exists in rails < 5.2.4.3, rails < 6.0.3.1 that can allow an attacker to unmarshal user-provided objects in MemCacheStore and RedisCacheStore potentially resulting in an RCE.

    rails rails activesupport Debian Ubuntu RubyGems
  • High 7.5
    CVE-2020-8164

    Possible Strong Parameters Bypass in ActionPack

    A deserialization of untrusted data vulnerability exists in rails < 5.2.4.3, rails < 6.0.3.1 which can allow an attacker to supply information can be inadvertently leaked fromStrong Parameters.

    rails rails actionpack Debian Ubuntu RubyGems
  • Unscored —
    CVE-2020-14926

    CMS Made Simple 2.2.14 allows XSS via a Search Term to the admin/moduleinterface.php?mact=ModuleManager page.

  • Unscored —
    CVE-2020-14927

    Navigate CMS 2.9 allows XSS via the Alias or Real URL field of the "Web Sites > Create > Aliases > Add" screen.

  • High 7.5
    CVE-2020-8162 Public exploit

    Circumvention of file size limits in ActiveStorage

    A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.

    rails rails activestorage Debian Ubuntu RubyGems
  • Unscored —
    CVE-2018-21257

    An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions (fo…

  • Unscored —
    CVE-2018-21261

    An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. An e-mail invite accidentally included the…

  • Unscored —
    CVE-2018-21262

    An issue was discovered in Mattermost Server before 4.7.3. It allows attackers to cause a denial of service (applicatio…

  • Unscored —
    CVE-2018-21265

    An issue was discovered in Mattermost Desktop App before 4.0.0. It mishandled the Same Origin Policy for setPermissionR…

  • High 7.5
    CVE-2017-18871

    Mattermost Server vulnerable to Denial of Service through `@` character prefix inserted into JavaScript field names

    An issue was discovered in Mattermost Server before 4.5.0, 4.4.5, 4.3.4, and 4.2.2. It allows attackers to cause a denial of service (application crash) via an @ character before a JavaScript field name.

    github.com/mattermost/mattermost-server Go
  • Unscored —
    CVE-2018-21250

    An issue was discovered in Mattermost Server before 5.2.2, 5.1.2, and 4.10.4. It allows remote attackers to cause a den…

  • Medium —
    CVE-2017-18877

    Mattermost Server is vulnerable to XSS attacks against an OAuth 2.0 allow/deny page

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS attacks could occur against an OAuth 2.0 allow/deny page.

    github.com/mattermost/mattermost-server Go
  • Medium —
    CVE-2017-18876

    Mattermost Server is vulnerable to Path Traversal when files are stored locally

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can test for the existence of an arbitrary file.

    github.com/mattermost/mattermost-server Go
  • Unscored —
    CVE-2018-21255

    An issue was discovered in Mattermost Server before 5.1. Non-members of a channel could use the Channel PATCH API to mo…

  • Unscored —
    CVE-2018-21254

    An issue was discovered in Mattermost Server before 5.1. An attacker can bypass intended access control (for direct-mes…

  • Unscored —
    CVE-2018-21260

    An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. WebSocket events were accidentally sent du…

  • Unscored —
    CVE-2018-21251

    An issue was discovered in Mattermost Server before 5.2 and 5.1.1. Authorization could be bypassed if the channel name …

  • Unscored —
    CVE-2018-21249

    An issue was discovered in Mattermost Server before 5.3.0. It mishandles timing.

  • Medium —
    CVE-2017-18875

    Mattermost Server does not prevent System Admin from arbitrary file creation

    An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can create arbitrary files.

    github.com/mattermost/mattermost-server Go
  • Unscored —
    CVE-2017-18870

    CVE-2017-18870 in github.com/mattermost/mattermost-server

    An issue was discovered in Mattermost Server before 4.5.0, 4.4.5, and 4.3.4. It mishandled webhook access control in the EnableOnlyAdminIntegrations case.

    github.com/mattermost/mattermost-server Go
  • Unscored —
    CVE-2018-21259

    An issue was discovered in Mattermost Server before 4.10.1, 4.9.4, and 4.8.2. It allows attackers to cause a denial of …

  • Unscored —
    CVE-2019-20889

    An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It mishandles permissions for user-a…

  • Unscored —
    CVE-2018-21248

    An issue was discovered in Mattermost Server before 5.4.0. It mishandles possession of superfluous authentication crede…

  • Unscored —
    CVE-2019-20888

    An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It allows attackers to cause a denia…

  • Unscored —
    CVE-2019-20886

    An issue was discovered in Mattermost Server before 5.8.0. The first user is sometimes inadvertently a system admin.

  • Unscored —
    CVE-2018-21263

    An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. An attacker could authenticate to a differ…

  • High 7.5
    CVE-2018-21258

    Mattermost Server is vulnerable to a Denial of Service attack through `invite_people` command

    An issue was discovered in Mattermost Server before 5.1. It allows attackers to cause a denial of service via the invite_people slash command.

    github.com/mattermost/mattermost-server github.com/mattermost/mattermost-server/v5 Go