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CVE-2026-73198

Last refreshed2026-10-10

Status: UPDATED  |  Advisory ID: CVE-2026-73198

Key Details

CVECVE-2026-73198
CVSS Score / Version7.5 (High) / CVSS v3.1
Updated2026-09-28
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is none; integrity impact is none; availability impact is high.
Affected productssee table below
Classified asCWE-770 (Allocation of Resources Without Limits or Throttling)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
Red HatEnterprise Linux
Red HatRed Hat Enterprise Linux 10
Red HatRed Hat Enterprise Linux 8
Red HatRed Hat Enterprise Linux 9
Red HatRed Hat Enterprise Linux 7
freeipafreeipa
SubsystemsOT Supporting Infrastructure
SectorsAll Sectors

What to Know

A flaw was found in FreeIPA. A remote, unauthenticated attacker can exploit a vulnerability in the `/ipa/i18n_messages` endpoint by sending an arbitrarily large request body. This can cause the service to consume excessive memory, leading to memory exhaustion, degraded responsiveness, and a denial of service (DoS) condition. (NVD)

What to Do

Monitor Red Hat's and freeipa's web pages for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-73198
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-73198
Vendor advisoryhttps://access.redhat.com/security/cve/CVE-2026-73198