StackRadar

mattermost Helm chart

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
ImageTagVulnerabilitiesRadar Score
appropriate/curllatest0591551
phntom/mattermost-team-edition9.3.04111086508,171

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
SeverityAdvisoryPackageFixed in
MediumUBUNTU-CVE-2023-6237openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.14
MediumUBUNTU-CVE-2022-41409pcre2@10.39-3ubuntu0.1no fix listed
MediumUBUNTU-CVE-2026-5450glibc@2.35-0ubuntu3.12.35-0ubuntu3.14
MediumGHSA-vgwf-h737-ff37golang.org/x/crypto@v0.14.00.52.0
MediumGHSA-3669-72x9-r9p3github.com/gorilla/schema@v1.2.01.4.1
MediumUBUNTU-CVE-2024-9143openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.19
MediumUBUNTU-CVE-2023-46218curl@7.81.0-1ubuntu1.147.81.0-1ubuntu1.15
MediumUBUNTU-CVE-2026-34182openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.25
MediumUBUNTU-CVE-2023-3817openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.12+Fips1
MediumGHSA-f5wc-c3c7-36mcgolang.org/x/crypto@v0.14.00.52.0
MediumUBUNTU-CVE-2025-27113libxml2@2.9.13+dfsg-1ubuntu0.32.9.13+dfsg-1ubuntu0.6
MediumUBUNTU-CVE-2026-33416libpng1.6@1.6.37-3build51.6.37-3ubuntu0.5
MediumUBUNTU-CVE-2024-45491expat@2.4.7-1ubuntu0.22.4.7-1ubuntu0.4
MediumUBUNTU-CVE-2023-29491ncurses@6.3-26.3-2ubuntu0.1
MediumUBUNTU-CVE-2026-31790openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.23
MediumUBUNTU-CVE-2026-34180openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.25
MediumUBUNTU-CVE-2026-7383openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.25
MediumUBUNTU-CVE-2026-8924curl@7.81.0-1ubuntu1.147.81.0-1ubuntu1.25
MediumUBUNTU-CVE-2025-69720ncurses@6.3-26.3-2ubuntu0.2
MediumUBUNTU-CVE-2024-33601glibc@2.35-0ubuntu3.12.35-0ubuntu3.8
MediumUBUNTU-CVE-2026-8376perl@5.34.0-3ubuntu1.35.34.0-3ubuntu1.7
MediumUBUNTU-CVE-2018-18064cairo@1.16.0-5ubuntu2no fix listed
MediumUBUNTU-CVE-2026-5260gnutls28@3.7.3-4ubuntu1.23.7.3-4ubuntu1.9
MediumGHSA-rm3j-f69w-wqmqgolang.org/x/crypto@v0.14.00.52.0
MediumUBUNTU-CVE-2023-4813glibc@2.35-0ubuntu3.12.35-0ubuntu3.5
MediumGHSA-hcg3-q754-cr77golang.org/x/crypto@v0.14.00.35.0
MediumUBUNTU-CVE-2026-8927curl@7.81.0-1ubuntu1.147.81.0-1ubuntu1.25
MediumUBUNTU-CVE-2026-42010gnutls28@3.7.3-4ubuntu1.23.7.3-4ubuntu1.9
MediumUBUNTU-CVE-2026-28388openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.23
MediumUBUNTU-CVE-2025-69421openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.21
MediumGHSA-6v2p-p543-phr9golang.org/x/oauth2@v0.8.00.27.0
MediumUBUNTU-CVE-2026-28387openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.23
MediumUBUNTU-CVE-2025-32988gnutls28@3.7.3-4ubuntu1.23.7.3-4ubuntu1.7
MediumUBUNTU-CVE-2026-28389openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.23
MediumUBUNTU-CVE-2026-28390openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.23
MediumUBUNTU-CVE-2026-33845gnutls28@3.7.3-4ubuntu1.23.7.3-4ubuntu1.9
MediumUBUNTU-CVE-2026-2781nss@2:3.68.2-0ubuntu1.22:3.98-0ubuntu0.22.04.3
LowUBUNTU-CVE-2025-69420openssl@3.0.2-0ubuntu1.123.0.2-0ubuntu1.21
LowUBUNTU-CVE-2026-57433perl@5.34.0-3ubuntu1.35.34.0-3ubuntu1.8
LowUBUNTU-CVE-2026-6653libxml2@2.9.13+dfsg-1ubuntu0.32.9.13+dfsg-1ubuntu0.12
LowUBUNTU-CVE-2026-25646libpng1.6@1.6.37-3build51.6.37-3ubuntu0.4
LowGHSA-3x39-62h4-f8j6github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b8.0.0-20251028000919-d3ed703dc833
LowGHSA-mp6x-97xj-9x62github.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b8.0.0-20251022210333-acda1fb5dd46
LowUBUNTU-CVE-2024-6239poppler@22.02.0-2ubuntu0.322.02.0-2ubuntu0.5
LowUBUNTU-CVE-2023-4806glibc@2.35-0ubuntu3.12.35-0ubuntu3.5
LowGHSA-qx3f-6vq3-8j8mgithub.com/mattermost/mattermost/server/v8@v0.0.0-20231206131006-d6edda074a4b8.0.0-20250707221302-a8fa77f107ef
LowUBUNTU-CVE-2026-27135nghttp2@1.43.0-1ubuntu0.11.43.0-1ubuntu0.3
LowUBUNTU-CVE-2026-13221perl@5.34.0-3ubuntu1.35.34.0-3ubuntu1.8
LowUBUNTU-CVE-2026-42496perl@5.34.0-3ubuntu1.35.34.0-3ubuntu1.7
LowUBUNTU-CVE-2026-33636libpng1.6@1.6.37-3build51.6.37-3ubuntu0.5

Indexed versions

VersionPublishedApp versionVulnerabilitiesRadar Score
3.24.0latest2 years ago9.3.04161176518,722

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.

helm v3.16.4 · syft 1.42.1 · rendered 5 Sept 2026 · scanned 14 Sept 2026 · advisories as of 14 Sept 2026

Corrections: contact@stackradar.io

Catalogue: Artifact Hub · Advisories: OSV · Exploitation: FIRST EPSS, CISA KEV.