CVE-2021-26642
XpressEngine file upload vulnerability
- State
- Published
- Severity
- 8.8 High
- Published
- Jan 20, 2023
- Updated
- Apr 3, 2025
- Reserved
- Feb 3, 2021
Description
When uploading an image file to a bulletin board developed with XpressEngine, a vulnerability in which an arbitrary file can be uploaded due to insufficient verification of the file. A remote attacker can use this vulnerability to execute arbitrary code on the server where the bulletin board is running.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | krcert |
Weaknesses
- CWE-434 Unrestricted Upload of File with Dangerous Type
Affected Products
| Product | Versions |
|---|---|
XE3 XpresesEngineXEHub |
|
References
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