CVE-2026-46386
⛔ criticalSummary
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 Score
9.9
Critical
EPSS Score
0.3
Exploit Probability
Published Date
2026-06-26
First Seen: 2026-06-27
📊 Relative Risk Intelligence
This CVE is Extremely High Risk - more severe than 98.1% of all 330,245 vulnerabilities in our database.
#6,268
Top 5% most severe
Severity Percentile
Last Modified
2026-06-26
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H