Is github.com/portainer/portainer affected by CVE-2026-44884?

Go github.com/portainer/portainer is affected in >=2.33.0 =2.39.0 <2.39.1.

Is CVE-2026-44884 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

medium

CVE-2026-44884

Q: Is CVE-2026-44884 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

Go · github.com/portainer/portainer

Summary

Portainer missing authorization on custom template file endpoint, which exposes template content

Severity: medium
EPSS: 0.2% (p12)
Also known as: GHSA-cqpq-2fgr-8mvc
Published: 2026-05-14

References

Related advisories

CVE-2026-44849 — critical · Go/github.com/portainer/portainer
CVE-2026-44848 — critical · Go/github.com/portainer/portainer
CVE-2026-44883 — high · Go/github.com/portainer/portainer
CVE-2026-44882 — high · Go/github.com/portainer/portainer
CVE-2026-44881 — high · Go/github.com/portainer/portainer
CVE-2026-44850 — high · Go/github.com/portainer/portainer
CVE-2026-44885 — medium · Go/github.com/portainer/portainer

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.