CVE-2024-52281: Stored Cross-site Scripting vulnerability in Rancher UI

Severity: high (CVSS 8.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-16 · updated 2026-06-17
Weakness: CWE-79

Description

A: Improper Neutralization of Input During Web Page Generation vulnerability in SUSE rancher allows a malicious actor to perform a Stored XSS attack through the cluster description field. This issue affects rancher: from 2.9.0 before 2.9.4.

Affected products

SUSE Rancher: from 2.9.0 before 2.9.4 — fixed in 2.9.4

How to fix

Upgrade to a fixed version: SUSE Rancher 2.9.4. Check the vendor advisory for mitigations.

References

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2024-52281
https://github.com/rancher/rancher/security/advisories/GHSA-2v2w-8v8c-wcm9

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