PT-2026-52906 · Undefined · Undefined
Published
2026-06-26
·
Updated
2026-06-26
·
CVE-2026-46386
CVSS v3.1
9.9
Critical
| Vector | AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
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 .
Fix
Deserialization of Untrusted Data
Using Hardcoded Credentials
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Related Identifiers
Affected Products
Undefined