CVE-2026-73196
Medium
Description
A flaw was found in FreeIPA. A low-privilege authenticated user can exploit this vulnerability by submitting an oversized One-Time Password (OTP) key value. This oversized key is then decoded and re-encoded without proper size limits, consuming excessive CPU and memory resources. This can lead to a denial of service, degrading the availability of the IPA service.
SeverityMedium
CVSS4.3
Exploit probability37. percentile0.4%
Product
Freeipa
PublishedAug 20, 2026
First seenAug 20, 2026
Weakness typeCWE-770Allocation of resources without limits
How to fix
Update
- freeipa freeipa4.13.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| freeipa freeipa | v < 4.13.3 | 4.13.3 |
| redhat enterprise_linux | 6.0, 7.0, 8.0, 9.0, 10.0 | — |
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