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	USN-7412-2	gnupg2@2.2.27-3ubuntu2.1	2.2.27-3ubuntu2.4
Low	USN-8091-1	util-linux@2.37.2-4ubuntu3	2.37.2-4ubuntu3.5
Low	USN-8436-1	ca-certificates@20230311ubuntu0.22.04.1	20260601~22.04.1
Low	USN-8625-1	openssl@3.0.2-0ubuntu1.12	3.0.2-0ubuntu1.26
Low	USN-8688-1	pam@1.4.0-11ubuntu2.3	1.4.0-11ubuntu2.8
Low	GHSA-vqp5-2mrp-qqxg	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20260325160634-e738016c5920
Low	GHSA-xfq9-hh5x-xfq9	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250204211032-f52e08754c49
Low	UBUNTU-CVE-2026-0965	libssh@0.9.6-2ubuntu0.22.04.1	0.9.6-2ubuntu0.22.04.6
Low	UBUNTU-CVE-2025-6496	tidy-html5@2:5.6.0-11ubuntu0.22.04.1	no fix listed
Low	UBUNTU-CVE-2025-6497	tidy-html5@2:5.6.0-11ubuntu0.22.04.1	no fix listed
Low	GHSA-mqcj-8c2g-h97q	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250905150616-ba86dfc5876b
Low	GHSA-hm95-jx66-g2gh	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-202508080704-39bd251fe4f600
Low	GHSA-x3hx-ch7p-8xgg	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250815165020-c8d66301415d
Low	UBUNTU-CVE-2025-66382	expat@2.4.7-1ubuntu0.2	no fix listed
Low	GHSA-3g35-v53r-gpxc	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.1.9
Low	UBUNTU-CVE-2025-6170	libxml2@2.9.13+dfsg-1ubuntu0.3	2.9.13+dfsg-1ubuntu0.8
Low	GHSA-9hh7-6558-qfp2	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250905150616-ba86dfc5876b6
Low	GHSA-rv67-7w2g-7976	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20260127144908-ced9a56e3988
Low	UBUNTU-CVE-2026-24515	expat@2.4.7-1ubuntu0.2	2.4.7-1ubuntu0.7
Low	UBUNTU-CVE-2026-40228	systemd@249.11-0ubuntu3.7	no fix listed
Low	UBUNTU-CVE-2026-32778	expat@2.4.7-1ubuntu0.2	no fix listed
Low	UBUNTU-CVE-2026-6192	openjpeg2@2.4.0-6	2.4.0-6ubuntu0.5
Low	UBUNTU-CVE-2023-4016	procps@2:3.3.17-6ubuntu2	2:3.3.17-6ubuntu2.1
Low	UBUNTU-CVE-2025-30258	gnupg2@2.2.27-3ubuntu2.1	2.2.27-3ubuntu2.3
Low	GHSA-jp3f-x449-4q75	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20260318173148-e9ae890a013b
Low	GHSA-9fpw-c9x7-cv3j	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20240604093018-5114c3b7cdb8
Low	UBUNTU-CVE-2025-9165	tiff@4.3.0-6ubuntu0.7	4.3.0-6ubuntu0.12
Low	UBUNTU-CVE-2026-1485	glib2.0@2.72.4-0ubuntu2.2	2.72.4-0ubuntu2.9
Low	GHSA-q7pp-wcgr-pffx	github.com/disintegration/imaging@v1.6.2	no fix listed
Low	UBUNTU-CVE-2026-53910	diffutils@1:3.8-0ubuntu2	1:3.8-0ubuntu2.1
Low	UBUNTU-CVE-2025-8534	tiff@4.3.0-6ubuntu0.7	4.3.0-6ubuntu0.11
Low	UBUNTU-CVE-2026-86137	libxml2@2.9.13+dfsg-1ubuntu0.3	no fix listed
Low	UBUNTU-CVE-2026-86141	libxml2@2.9.13+dfsg-1ubuntu0.3	no fix listed
Low	GHSA-j5jw-m2ph-3jjf	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250314142426-c049748b8863
Low	UBUNTU-CVE-2026-0967	libssh@0.9.6-2ubuntu0.22.04.1	0.9.6-2ubuntu0.22.04.6
Low	GHSA-4fwj-8595-wp25	github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b	8.0.0-20250612074655-8f8612c63783
Low	UBUNTU-CVE-2026-5958	sed@4.8-1ubuntu2	4.8-1ubuntu2.1
Low	UBUNTU-CVE-2026-6368	glibc@2.35-0ubuntu3.1	2.35-0ubuntu3.15

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

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