mattermost Helm chart

Name: mattermost Helm chart: images and vulnerabilities
Creator: StackRadar
License: https://creativecommons.org/licenses/by/4.0/

phntom

Scored 14 Sept 2026

Mattermost Team Edition server.

Latest 3.24.0 2 years agoapp version 9.3.0 3Artifact Hub

mattermost 3.24.0 deploys 2 container images: appropriate/curl and phntom/mattermost-team-edition. Across them, 788 findings — 4 critical, 16 high — 2 on CISA KEV. The highest contribution is UBUNTU-CVE-2025-27363 in freetype 2.11.1+dfsg-1ubuntu0.2, fixed in 2.11.1+dfsg-1ubuntu0.3.

Radar Score

8,722416117651

788 findings over 2 of 2 images measured

KEV ×2 confirmed exploited

Radar Score is the sum of every finding’s contribution; the colour is the worst finding’s band.

Container images

2 images

Image	Tag	Vulnerabilities	Radar Score
appropriate/curl	latest	0591	551
phntom/mattermost-team-edition	9.3.0	411108650	8,171

Rendered with the chart’s default values for linux/amd64. Optional subcharts, images set by operator flags and images inside CRD payloads are not seen and are counted as unmeasured.

Vulnerabilities

788 distinct across the version’s images

Severity	Advisory	Package	Fixed in
Low	UBUNTU-CVE-2026-15059	systemd@249.11-0ubuntu3.7	249.11-0ubuntu3.22
Low	UBUNTU-CVE-2024-56433	shadow@1:4.8.1-2ubuntu2.1	no fix listed
Low	GO-2025-3549	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	no fix listed
Low	GHSA-r7r2-m3vr-c8qc	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250415054241-76ab3867b785
Low	UBUNTU-CVE-2026-41991	gzip@1.10-4ubuntu4.1	1.10-4ubuntu4.2
Low	GHSA-cjm8-jxpw-g43m	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20260325191733-fb11968f8798
Low	GHSA-4r67-4x4p-fprg	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250414112942-77892234944b
Low	GHSA-jr9x-3x7m-4j75	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20240628125750-70b218839fa7
Low	GO-2024-3025	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	no fix listed
Low	UBUNTU-CVE-2026-40226	systemd@249.11-0ubuntu3.7	249.11-0ubuntu3.21
Low	UBUNTU-CVE-2025-61143	tiff@4.3.0-6ubuntu0.7	4.3.0-6ubuntu0.13
Low	GO-2025-3750	stdlib@go1.20.7	1.23.10
Low	GO-2026-4864	stdlib@go1.20.7	1.25.9
Low	GO-2025-3447	stdlib@go1.20.7	1.22.12
Low	GO-2026-4865	stdlib@go1.20.7	1.25.9
Low	GO-2026-4869	stdlib@go1.20.7	1.25.9
Low	GO-2026-5320	github.com/yuin/goldmark@v1.5.4	1.7.17
Low	GO-2026-4340	stdlib@go1.20.7	1.24.12
Low	GHSA-qwwm-c582-82rx	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250520060012-d0380305ef7a
Low	GO-2025-4175	stdlib@go1.20.7	1.24.11
Low	UBUNTU-CVE-2025-4877	libssh@0.9.6-2ubuntu0.22.04.1	0.9.6-2ubuntu0.22.04.4
Low	GO-2024-3089	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	no fix listed
Low	GO-2024-3030	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	no fix listed
Low	UBUNTU-CVE-2026-18374	glibc@2.35-0ubuntu3.1	no fix listed
Low	GHSA-44mv-jq72-gj49	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20260115183946-38b413a27604
Low	GHSA-qj47-w9f2-qg44	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250708065844-b38e2eccda18
Low	GHSA-3rhr-jr63-hwq5	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20260127062706-c6b205f0d770
Low	GHSA-xpvf-6qcc-9jqc	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20260107144005-c7f6efdfb035
Low	UBUNTU-CVE-2026-16742	systemd@249.11-0ubuntu3.7	249.11-0ubuntu3.22
Low	GHSA-4g87-9x45-cx2h	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20251015091448-abbf01b9db45
Low	UBUNTU-CVE-2025-32364	poppler@22.02.0-2ubuntu0.3	22.02.0-2ubuntu0.7
Low	UBUNTU-CVE-2026-86469	glib2.0@2.72.4-0ubuntu2.2	no fix listed
Low	GO-2024-3096	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	no fix listed
Low	UBUNTU-CVE-2026-19542	glibc@2.35-0ubuntu3.1	2.35-0ubuntu3.15
Low	UBUNTU-CVE-2026-36849	tiff@4.3.0-6ubuntu0.7	no fix listed
Low	UBUNTU-CVE-2026-53613	util-linux@2.37.2-4ubuntu3	2.37.2-4ubuntu3.6
Low	UBUNTU-CVE-2026-53615	util-linux@2.37.2-4ubuntu3	2.37.2-4ubuntu3.6
Low	UBUNTU-CVE-2026-77117	glibc@2.35-0ubuntu3.1	2.35-0ubuntu3.15
Low	UBUNTU-CVE-2026-80489	glibc@2.35-0ubuntu3.1	2.35-0ubuntu3.15
Low	UBUNTU-CVE-2025-68160	openssl@3.0.2-0ubuntu1.12	3.0.2-0ubuntu1.21
Low	UBUNTU-CVE-2025-61145	tiff@4.3.0-6ubuntu0.7	4.3.0-6ubuntu0.12
Low	GHSA-9w97-9rqx-8v4j	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.1.7
Low	GO-2024-3338	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	no fix listed
Low	GHSA-x3r8-2hmh-89f5	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20251031095924-e7e23b94e006
Low	UBUNTU-CVE-2025-32365	poppler@22.02.0-2ubuntu0.3	22.02.0-2ubuntu0.7
Low	GO-2025-3534	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	no fix listed
Low	GHSA-vvpg-55p7-5h8w	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20240626164322-c758cecaf30c
Low	GO-2026-4403	stdlib@go1.20.7	1.23.9
Low	UBUNTU-CVE-2026-59845	libssh@0.9.6-2ubuntu0.22.04.1	0.9.6-2ubuntu0.22.04.8
Low	GHSA-hm57-h27x-599c	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20240821220019-0d6b1070a26f

Indexed versions

Version	Published	App version	Vulnerabilities	Radar Score
3.24.0latest	2 years ago	9.3.0	416117651	8,722

The latest version and the previous major, as selected nightly from the repository’s index.

README badge

[![Radar Score](https://charts.stackradar.io/badge/phntom/mattermost.svg)](https://charts.stackradar.io/charts/phntom/mattermost)

Markdown. The badge shows the latest version’s band and Radar Score, refreshed daily.