CVE-2026-100872 Sylius - Broken Access Control

Sylius < 2.1.16 and < 2.2.9 contain a broken access control vulnerability caused by failure to validate payment amounts during cart recalculation, letting unauthenticated attackers modify order totals after payment initiation.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.18% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Published
27 September 2026
Updated
15 October 2026
Weakness
CWE-345

Vendor fix

Upgrade to version 2.1.16, 2.2.9 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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