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Vulnerability details: VCID-d575-zb9x-j7e1
Vulnerability ID VCID-d575-zb9x-j7e1
Aliases CVE-2022-4044
GHSA-5jph-wrq7-v9hf
Summary A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-770 Allocation of Resources Without Limits or Throttling
System Score Found at
epss 0.00787 https://api.first.org/data/v1/epss?cve=CVE-2022-4044
epss 0.00787 https://api.first.org/data/v1/epss?cve=CVE-2022-4044
epss 0.00787 https://api.first.org/data/v1/epss?cve=CVE-2022-4044
cvssv3.1 4.3 https://hackerone.com/reports/1680241
cvssv3.1 6.5 https://hackerone.com/reports/1680241
generic_textual MODERATE https://hackerone.com/reports/1680241
ssvc Track https://hackerone.com/reports/1680241
cvssv3.1 6.5 https://mattermost.com/security-updates
generic_textual MODERATE https://mattermost.com/security-updates
cvssv3.1 4.3 https://mattermost.com/security-updates/
ssvc Track https://mattermost.com/security-updates/
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2022-4044
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2022-4044
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2022-4044
https://nvd.nist.gov/vuln/detail/CVE-2022-4044
1680241 https://hackerone.com/reports/1680241
security-updates https://mattermost.com/security-updates/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Found at https://hackerone.com/reports/1680241
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://hackerone.com/reports/1680241
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-06T22:52:31Z/ Found at https://hackerone.com/reports/1680241
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://mattermost.com/security-updates
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Found at https://mattermost.com/security-updates/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-06T22:52:31Z/ Found at https://mattermost.com/security-updates/
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-4044
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.74261
EPSS Score 0.00787
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T17:39:01.339533+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2022/4xxx/CVE-2022-4044.json 38.6.0