CVE-2025-48043 - CVE House
Back to Database
Status published High CVE-2025-48043

Bypass and runtime policies that can never pass may be incorrectly applied in filter authorization

Vulnerability Description

Incorrect Authorization vulnerability in ash-project ash allows Authentication Bypass. This vulnerability is associated with program files lib/ash/policy/authorizer/authorizer.ex and program routines 'Elixir.Ash.Policy.Authorizer':strict_filters/2. This issue affects ash: from pkg:hex/ash@0 before pkg:hex/ash@3.6.2, before 3.6.2, before 66d81300065b970da0d2f4528354835d2418c7ae.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-48043

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Zach Daniel
  • Jonatan Männchen / EEF
  • Jonatan Männchen / EEF

References

More from ash-project

View All →
CVE-2025-4754
Missing Session Revocation on Logout in ash_authentication_phoenix
Low 2.3
CVE-2025-48044
Authorization bypass when bypass policy condition evaluates to true
High 8.6
CVE-2025-48042
Before action hooks may execute in certain scenarios despite a request being forbidden
High 7.1
CVE-2024-49756
AshPostgres empty, atomic, non-bulk actions, policy bypass for side-effects vulnerability.
Medium 5.3

Affected Vendor

ash-project

View all reports →

Affected Software

ash
Vulnerable Versions:
0

Timeline

Official Publish: October 10th, 2025
Last Modified: May 27th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-863

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1078 Valid Accounts
Persistence
T1548 Abuse Elevation Control Mechanism
Privilege Escalation
T1021 Remote Services
Lateral Movement
T1098 Account Manipulation
Defense Evasion