CVE-2026-73197

HIGH CVSS 3.1: 7.5 EPSS 0.35%
Updated Aug 24, 2026
Freeipa
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions before 4.13.3
Fixed In 4.13.3
Type CWE-770 (Allocation Without Limits)
Vendor Freeipa
Public PoC No

A flaw was found in FreeIPA. A remote, unauthenticated attacker can exploit this vulnerability by sending oversized form POST requests to the `/ipa/migration/migration.py` endpoint. This can force the migration handler to read attacker-controlled request bodies fully into memory, leading to increased memory usage, slower request handling, and potential service disruption or denial of service.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 6

Configuration From (including) Up to (excluding)
Redhat Enterprise_Linux
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
Redhat Enterprise_Linux
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
Redhat Enterprise_Linux
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Redhat Enterprise_Linux
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
Redhat Enterprise_Linux
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*
Freeipa Freeipa
cpe:2.3:a:freeipa:freeipa:*:*:*:*:*:*:*:*
4.13.3