Servers and applications
CVE-2021-27903
An issue was discovered in Craft CMS before 3.6.7. In some circumstances, a potential Remote Code Execution vulnerability existed on sites that did not restrict administrative changes (if an attacker were somehow able to hijack an administrator's session).
- Severity
- Critical 9.8
- Published
- 30 Jun 2021
- Last changed
- 17 Jun 2026
- Added to UpHeron
- 1 Nov 2026
- Fixed in
- 3.6.7
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
Craft CMSServers and applications · cpe:a:craftcms:craft_cms |
|