VYPR

apk package

chainguard/mattermost-9

pkg:apk/chainguard/mattermost-9

Vulnerabilities (35)

  • CVE-2025-47908HigAug 6, 2025
    affected < 9.9.1-r2fixed 9.9.1-r2

    Middleware causes a prohibitive amount of heap allocations when processing malicious preflight requests that include a Access-Control-Request-Headers (ACRH) header whose value contains many commas. This behavior can be abused by attackers to produce undue load on the middleware/s

  • CVE-2024-34158HigSep 6, 2024
    affected < 9.11.1-r1fixed 9.11.1-r1

    Calling Parse on a "// +build" build tag line with deeply nested expressions can cause a panic due to stack exhaustion.

  • CVE-2024-34156HigSep 6, 2024
    affected < 9.11.1-r1fixed 9.11.1-r1

    Calling Decoder.Decode on a message which contains deeply nested structures can cause a panic due to stack exhaustion. This is a follow-up to CVE-2022-30635.

  • CVE-2024-34155MedSep 6, 2024
    affected < 9.11.1-r1fixed 9.11.1-r1

    Calling any of the Parse functions on Go source code which contains deeply nested literals can cause a panic due to stack exhaustion.

  • CVE-2024-24791HigJul 2, 2024
    affected < 9.9.1-r1fixed 9.9.1-r1

    The net/http HTTP/1.1 client mishandled the case where a server responds to a request with an "Expect: 100-continue" header with a non-informational (200 or higher) status. This mishandling could leave a client connection in an invalid state, where the next request sent on the co

  • CVE-2024-24792HigJun 27, 2024
    affected < 9.9.0-r1fixed 9.9.0-r1

    Parsing a corrupt or malicious image with invalid color indices can cause a panic.

  • CVE-2024-21848Apr 5, 2024
    affected < 0fixed 0

    Improper Access Control in Mattermost Server versions 8.1.x before 8.1.11 allows an attacker that is in a channel with an active call to keep participating in the call even if they are removed from the channel

  • CVE-2024-1953Feb 29, 2024
    affected < 0fixed 0

    Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, 9.3.0, and 9.4.x before 9.4.2 fail to limit the number of role names requested from the API, allowing an authenticated attacker to cause the server to run out of memory and crash by issuing an unusually large HTTP reques

  • CVE-2024-1952Feb 29, 2024
    affected < 0fixed 0

    Mattermost version 8.1.x before 8.1.9 fails to sanitize data associated with permalinks when a plugin updates an ephemeral post, allowing an authenticated attacker who can control the ephemeral post update to access individual posts' contents in channels they are not a member of.

  • CVE-2024-1949Feb 29, 2024
    affected < 0fixed 0

    A race condition in Mattermost versions 8.1.x before 8.1.9, and 9.4.x before 9.4.2 allows an authenticated attacker to gain unauthorized access to individual posts' contents via carefully timed post creation while another user deletes posts.

  • CVE-2024-1942Feb 29, 2024
    affected < 0fixed 0

    Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, and 9.3.0 fail to sanitize the metadata on posts containing permalinks under specific conditions, which allows an authenticated attacker to access the contents of individual posts in channels they are not a member of.

  • CVE-2024-1888Feb 29, 2024
    affected < 0fixed 0

    Mattermost fails to check the "invite_guest" permission when inviting guests of other teams to a team, allowing a member with permissions to add other members but not to add guests to add a guest to a team as long as the guest was already a guest in another team of the server

  • CVE-2024-24988Feb 29, 2024
    affected < 0fixed 0

    Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.

  • CVE-2024-1887Feb 29, 2024
    affected < 0fixed 0

    Mattermost fails to check if compliance export is enabled when fetching posts of public channels allowing a user that is not a member of the public channel to fetch the posts, which will not be audited in the compliance export. 

  • CVE-2024-23488Feb 29, 2024
    affected < 0fixed 0

    Mattermost fails to properly restrict the access of files attached to posts in an archived channel, resulting in members being able to access files of archived channels even if the “Allow users to view archived channels” option is disabled.

  • CVE-2024-23493Feb 29, 2024
    affected < 0fixed 0

    Mattermost fails to properly authorize the requests fetching team associated AD/LDAP groups, allowing a user to fetch details of AD/LDAP groups of a team that they are not a member of. 

  • CVE-2024-1402Feb 9, 2024
    affected < 0fixed 0

    Mattermost fails to check if a custom emoji reaction exists when sending it to a post and to limit the amount of custom emojis allowed to be added in a post, allowing an attacker sending a huge amount of non-existent custom emojis in a post to crash the mobile app of a user seein

  • CVE-2024-24776Feb 9, 2024
    affected < 0fixed 0

    Mattermost fails to check the required permissions in the POST /api/v4/channels/stats/member_count API resulting in channel member counts being leaked to a user without permissions.

  • CVE-2023-47858Jan 2, 2024
    affected < 0fixed 0

    Mattermost fails to properly verify the permissions needed for viewing archived public channels,  allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams//channels/deleted endpoint.

  • CVE-2023-50333Jan 2, 2024
    affected < 0fixed 0

    Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.

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