CVE-2020-8242
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL...
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL injection. The user needs member creation/admin control panel access to execute the attack.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL injection. The user needs member creation/admin control panel access to execute the attack.
- Record
CVE-2020-8242- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
CVE List No score
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL injection. The user needs member creation/admin control panel access to execute the attack.
- Record
CVE-2020-8242- Weakness
- CWE-89
- Updated
- 2026-11-02
EUVDEUVD-2020-29113 No score
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL injection. The user needs member creation/admin control panel access to execute the attack.
- Record
EUVD-2020-29113- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jxgv-5936-493f No score
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL...
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL injection. The user needs member creation/admin control panel access to execute the attack.
- Record
GHSA-jxgv-5936-493f- Weakness
- CWE-89
- Updated
- 2026-11-02
OSV
Unsanitized user input in ExpressionEngine <= 5.4.0 control panel member creation leads to an SQL injection. The user needs member creation/admin control panel access to execute the attack.
- Record
CVE-2020-8242- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-8242 is a high vulnerability (CVSS 7.2) in Expressionengine, published February 18, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.93%, the 60th percentile. No source names a fixed version.