Published 6/26/2026 · updated 6/26/2026 · CWE-502, CWE-798, CWE-1188, CWE-1392
OpenProject is open-source, web-based project management software. Prior to , the official openproject/openproject Docker image ships ENV SECRET_KEY_BASE=OVERWRITE_ME as the default Rails master key. Combined with cookies_serializer = :marshal, this gives any logged-in user a deterministic Marshal-deserialization path reachable via the /my/two_factor_devices cookie reader This vulnerability is fixed in .
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Percentile p19 — Lower risk — in the top 81% least-likely-to-be-exploited CVEs.
Which upstream feeds returned data for this CVE, and when they were last fetched.
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