Is CVE-2026-88804 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-88804?

CVE-2026-88804 has a CVSS v3 severity of CRITICAL (9.6).

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CVE-2026-88804

Description

An unauthenticated update of public UI settings could be used by remote attackers to execute a stored cross-site scripting attack in the Rancher UI, in SUSE Rancher 2.15 before 2.15.2, 2.14 before 2.14.6, 2.13 before 2.13.10, 2.12 before 2.12.14 and 2.11 before 2.11.18.