CVE-2026-33590
Insecure default permissions in Portainer CE
CVSS Score
0.0
EPSS Score
0.1%
EPSS Percentile
18th
Insecure default settings of Portainer CE grant regular (non-admin) users privileges that allow host filesystem access and host-level code execution. An authenticated non-administrative user with endpoint access can exploit these settings to read host files or obtain root equivalent access on the host.
| CWE | CWE-276 |
| Vendor | portainer |
| Product | portainer community edition |
| Published | May 28, 2026 |
| Last Updated | Jun 12, 2026 |
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Affected Versions
Portainer / Portainer Community Edition
0 < 2.39.0 0 < 2.38.0
References
intwave.com: https://intwave.com/blog/2026/02/26/improving-portainer-security.html github.com: https://github.com/portainer/portainer/commit/ac8fa7672e732b44b970c9eaf928eddd2c68796c github.com: https://github.com/portainer/portainer/commit/3e2fdb1891e81a8e4c5c8beb60e45f07c8ecae52 openwall.com: http://www.openwall.com/lists/oss-security/2026/06/12/2