CVE-2026-46386

Source
https://cve.org/CVERecord?id=CVE-2026-46386
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46386.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-46386
Aliases
  • GHSA-r85r-gjq2-f83r
Published
2026-06-26T19:26:39.961Z
Modified
2026-07-08T08:13:38.959673665Z
Severity
  • 9.9 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
Summary
OpenProject: Pre-authentication RCE in openproject/openproject Docker image via default `SECRET_KEY_BASE=OVERWRITE_ME` and `cookies_serializer = :marshal`
Details

OpenProject is open-source, web-based project management software. Prior to , the official openproject/openproject Docker image ships ENV SECRETKEYBASE=OVERWRITEME as the default Rails master key. Combined with cookiesserializer = :marshal, this gives any logged-in user a deterministic Marshal-deserialization path reachable via the /my/twofactordevices cookie reader This vulnerability is fixed in .

Database specific
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46386.json",
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
        "CWE-1188",
        "CWE-1392",
        "CWE-502",
        "CWE-798"
    ]
}
References

Affected packages

Git / github.com/opf/openproject

Affected ranges

Type
GIT
Repo
https://github.com/opf/openproject
Events
Introduced
Fixed
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Database specific
{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "8.3.0"
        },
        {
            "fixed": "17.2.4"
        },
        {
            "introduced": "17.3.0"
        },
        {
            "fixed": "17.3.2"
        }
    ]
}

Affected versions

11.*
11.2.1
2.*
2.4.0
Other
sprint/2014_08
sprint/2014_09
sprint/2014_10
sprint/2014_11
sprint/2014_12
sprint/2014_13
sprint/2014_16
sprint/2014_18
sprint/2015_01
sprint/2015_02
sprint/2015_03
sprint/2015_04
v10.*
v10.5
v17.*
v17.2.2
v17.2.3
v17.3.1
v5.*
v5.0.4
v9.*
v9.0.0-pre

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46386.json"