CVE-2026-28697

Craft is a content management system (CMS). Prior to 4.17.0-beta.1 and 5.9.0-beta.1, an authenticated administrator can achieve Remote Code Execution (RCE) by injecting a Server-Side Template Injection (SSTI) payload into Twig template fields (e.g., Email Templates). By calling the craft.app.fs.write() method, an attacker can write a malicious PHP script to a web-accessible directory and subsequently access it via the browser to execute arbitrary system commands. This vulnerability is fixed in 4.17.0-beta.1 and 5.9.0-beta.1.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:-:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:5.0.0:-:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:5.0.0:rc1:*:*:*:*:*:*

History

05 Mar 2026, 10:37

Type Values Removed Values Added
CPE cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:-:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:5.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:5.0.0:-:*:*:*:*:*:*
cpe:2.3:a:craftcms:craft_cms:4.0.0:rc1:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 9.1
References () https://github.com/craftcms/cms/commit/9dc2a4a3ec8e9cd5e8c0d1129f36371437519197 - () https://github.com/craftcms/cms/commit/9dc2a4a3ec8e9cd5e8c0d1129f36371437519197 - Patch
References () https://github.com/craftcms/cms/pull/18216 - () https://github.com/craftcms/cms/pull/18216 - Issue Tracking, Patch
References () https://github.com/craftcms/cms/pull/18219 - () https://github.com/craftcms/cms/pull/18219 - Issue Tracking, Patch
References () https://github.com/craftcms/cms/security/advisories/GHSA-v47q-jxvr-p68x - () https://github.com/craftcms/cms/security/advisories/GHSA-v47q-jxvr-p68x - Exploit, Mitigation, Patch, Vendor Advisory
First Time Craftcms
Craftcms craft Cms

04 Mar 2026, 17:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-04 17:16

Updated : 2026-03-05 10:37


NVD link : CVE-2026-28697

Mitre link : CVE-2026-28697

CVE.ORG link : CVE-2026-28697


JSON object : View

Products Affected

craftcms

  • craft_cms
CWE
CWE-1336

Improper Neutralization of Special Elements Used in a Template Engine