CVE-2026-105855 Payload - Broken Access Control

Payload < 3.90.0 and canary < 4.0.0-canary.34 contain a broken access control caused by failure to enforce field-level update restrictions on the password field in the authentication collection, letting attackers modify passwords without proper authorization.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.33% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Privilege Escalation, Broken Access Control
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Published
6 October 2026
Updated
15 October 2026
Weakness
CWE-284

Vendor fix

Upgrade to version 3.90.0 or 4.0.0-canary.34 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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