RCE in Expressionengine
CVE-2021-27230
ExpressionEngine before 5.4.2 and 6.x before 6.0.3 allows PHP Code Injection by certain authenticated users who can leverage Translate::save() to write to an _lang.php file under the system/user/language directory.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.028 (85.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Expressionengine
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Permissions Required, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-27230?
- CVE-2021-27230 is a high-severity vulnerability in Expressionengine, classified under Code Injection. CVSS score: 8.8/10. Published 2021-03-15.
- How severe is CVE-2021-27230?
- High severity. CVSS v3 base score is 8.8 out of 10.