CVE-2026-100871
Published:September 27, 2026
Updated:October 10, 2026
Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 fail to include firewall identification in JWT tokens issued by separate Admin and Shop API endpoints. Attackers can register a shop customer account using an administrator's email address and obtain a token that the Admin API resolves to that administrator, granting full administrative access.
Affected Packages
https://github.com/Sylius/Sylius.git (GITHUB):
Affected version(s) >=v2.2.0 <v2.2.9Fix Suggestion:
Update to version v2.2.9https://github.com/Sylius/Sylius.git (GITHUB):
Affected version(s) >=v1.14.0-ALPHA.1 <v1.14.20Fix Suggestion:
Update to version v1.14.20https://github.com/Sylius/Sylius.git (GITHUB):
Affected version(s) >=v1.13.0-ALPHA.1 <v1.13.17Fix Suggestion:
Update to version v1.13.17https://github.com/Sylius/Sylius.git (GITHUB):
Affected version(s) >=v1.11.0-ALPHA.1 <v1.12.25Fix Suggestion:
Update to version v1.12.25https://github.com/Sylius/Sylius.git (GITHUB):
Affected version(s) >=v2.0.0-ALPHA.1 <v2.1.16Fix Suggestion:
Update to version v2.1.16sylius/sylius (PHP):
Affected version(s) >=v2.2.0 <v2.2.9Fix Suggestion:
Update to version v2.2.9sylius/api-bundle (PHP):
Affected version(s) >=v2.0.0-ALPHA.1 <v2.1.16Fix Suggestion:
Update to version v2.1.16sylius/api-bundle (PHP):
Affected version(s) >=v1.14.0-ALPHA.1 <v1.14.20Fix Suggestion:
Update to version v1.14.20sylius/api-bundle (PHP):
Affected version(s) >=v1.9.0 <v1.12.25Fix Suggestion:
Update to version v1.12.25sylius/sylius (PHP):
Affected version(s) >=v2.0.0-alpha.1 <v2.1.16Fix Suggestion:
Update to version v2.1.16sylius/api-bundle (PHP):
Affected version(s) >=v1.13.0-ALPHA.1 <v1.13.17Fix Suggestion:
Update to version v1.13.17sylius/sylius (PHP):
Affected version(s) >=v1.11.0-alpha.1 <v1.12.25Fix Suggestion:
Update to version v1.12.25sylius/sylius (PHP):
Affected version(s) >=v1.14.0-alpha.1 <v1.14.20Fix Suggestion:
Update to version v1.14.20sylius/api-bundle (PHP):
Affected version(s) >=v2.2.0 <v2.2.9Fix Suggestion:
Update to version v2.2.9sylius/sylius (PHP):
Affected version(s) >=v1.13.0-alpha.1 <v1.13.17Fix Suggestion:
Update to version v1.13.17Related Resources (9)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Authentication
EPSS
Base Score:
0.31