CVE-2026-112777

Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create function because its class-name checks are case-sensitive while PHP class resolution is not. Attackers with template-execution rights, such as Control Panel administrators, can instantiate SplFileObje...

CVE-2026-112777 Craft CMS before 4.18.8 and 5.11.0 Twig create() Blocklist Bypass Leading to RCE

Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create function because its class-name checks are case-sensitive while PHP class resolution is not. Attackers with template-execution rights, such as Control Panel administrators, can instantiate SplFileObje...

EUVD-2026-104583

Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create function because its class-name checks are case-sensitive while PHP class resolution is not. Attackers with template-execution rights, such as Control Panel administrators, can instantiate SplFileObje...

CVE-2026-112777 Craft CMS before 4.18.8 and 5.11.0 Twig create() Blocklist Bypass Leading to RCE

Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create function because its class-name checks are case-sensitive while PHP class resolution is not. Attackers with template-execution rights, such as Control Panel administrators, can instantiate SplFileObje...

CVE-2026-112777 Craft CMS before 4.18.8 and 5.11.0 Twig create() Blocklist Bypass Leading to RCE

Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create function because its class-name checks are case-sensitive while PHP class resolution is not. Attackers with template-execution rights, such as Control Panel administrators, can instantiate SplFileObje...

CVE-2026-112777

Craft CMS versions 4.x before 4.18.8 and 5.x before 5.11.0 are vulnerable to a blocklist bypass in the Twig create() function. The root cause is that class-name checks are case-sensitive, whereas PHP class resolution is not. Attackers with template-execution rights, such as Control Panel administ...

PT-2026-117628

Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create function because its class-name checks are case-sensitive while PHP class resolution is not. Attackers with template-execution rights, such as Control Panel administrators, can instantiate SplFileObje...

Craft CMS input validation vulnerability

Craft CMS has a vulnerability in input validation. This vulnerability stems from a bypass of the blacklist in the Twig create function. Due to the case-sensitive checking of class names, PHP class resolution is case-insensitive. Attackers with template execution privileges can instantiate...

EUVD-2026-85704

The Import and export users and customers plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.4.17 via the plugin's own export and re-import workflow. The vulnerability exists because the exporter writes CSV cells using fputcsv with a NUL byte \0 as...

CVE-2026-86583

The Import and export users and customers plugin for WordPress (versions up to and including 2.4.17 ) is vulnerable to Privilege Escalation . The root cause is an escape character mismatch during the plugin's export and re-import workflow: the exporter uses fputcsv() with a NUL byte as an escape ...

CVE-2026-86583: Incorrect Privilege Assignment

The Import and export users and customers plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.4.17 via the plugin's own export and re-import workflow. The vulnerability exists because the exporter writes CSV cells using fputcsv with a NUL byte \0 as...

PT-2026-97604

Name of the Vulnerable Software and Affected Versions Import and export users and customers plugin for WordPress versions prior to 2.4.18 Description An issue exists in the export and re-import workflow that allows authenticated users with Subscriber-level access or higher to escalate their...

Duplicate Advisory: Craft CMS: Arbitrary file read via SplFileObject in non-sandboxed template contexts

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-957r-qf9p-67xw. This link is maintained to preserve external references. Original Description Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The creat...

GHSA-2P2V-3MJG-GFPF Duplicate Advisory: Craft CMS: Arbitrary file read via SplFileObject in non-sandboxed template contexts

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-957r-qf9p-67xw. This link is maintained to preserve external references. Original Description Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The creat...

CVE-2026-72779

Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The create Twig function restricts class instantiation using a 5-entry blocklist that does not include SplFileObject, allowing an authenticated administrator with allowAdminChanges=true to...

EUVD-2026-56103

Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The create Twig function restricts class instantiation using a 5-entry blocklist that does not include SplFileObject, allowing an authenticated administrator with allowAdminChanges=true to...

CVE-2026-72779

Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The create Twig function restricts class instantiation using a 5-entry blocklist that does not include SplFileObject, allowing an authenticated administrator with allowAdminChanges=true to...

CVE-2026-72779 Craft CMS 5.0.0-RC1 before 5.10.6 Arbitrary File Read via SplFileObject

Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The create Twig function restricts class instantiation using a 5-entry blocklist that does not include SplFileObject, allowing an authenticated administrator with allowAdminChanges=true to...

CVE-2026-72779

Craft CMS prior to 5.10.6 (5.0.0-RC1 line) and before 4.18.2 in the 4.x track are affected. The vulnerability stems from the create() Twig function not blocking SplFileObject in a non-sandboxed template context, enabling an authenticated administrator (allowAdminChanges=true) to configure a malic...

CVE-2026-72779 Craft CMS 5.0.0-RC1 before 5.10.6 Arbitrary File Read via SplFileObject

Craft CMS 5.0.0-RC1 before 5.10.6 and 4.0.0-RC1 before 4.18.2 contain an arbitrary file read vulnerability. The create Twig function restricts class instantiation using a 5-entry blocklist that does not include SplFileObject, allowing an authenticated administrator with allowAdminChanges=true to...