CVE-2026-78416

Source
https://cve.org/CVERecord?id=CVE-2026-78416
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-78416.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-78416
Published
2026-08-24T15:36:07Z
Modified
2026-10-28T02:30:24Z
Severity
  • 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVSS Calculator
Summary
Authenticated RCE via `condition.config` JSON cleanse bypass
Details

Craft CMS versions from 4.0.0-RC1 before 4.18.2 and from 5.0.0-RC1 before 5.10.6 contain an authenticated remote code execution vulnerability in control panel element-search condition handling. A JSON cleanse bypass in condition.config allows Yii behavior/event configuration keys to be interpreted after decoding, enabling command execution as the PHP/web user.

Database specific
{
    "cna_assigner":  "Hackrate",
    "cwe_ids":  [
        "CWE-915"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/78xxx/CVE-2026-78416.json"
}
References

Affected packages

Git / github.com/craftcms/cms

Affected ranges

Type
GIT
Repo
https://github.com/craftcms/cms
Events
Database specific
Show details
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "4.0.0-RC1"
                },
                {
                    "fixed":  "4.18.2"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        },
        {
            "range":  [
                {
                    "introduced":  "5.0.0-RC1"
                },
                {
                    "fixed":  "5.10.6"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        },
        {
            "original_tag":  "5.10.6",
            "range":  [
                {
                    "fixed":  "5c055703a13ba3a52bf013d7ba6c0223d6f62ef8"
                }
            ],
            "source":  "REFERENCES_TAG"
        }
    ]
}

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-78416.json"