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Critical 9.6Published Sep 28, 2026

CVE-2026-88804Unauthenticated update of public UI settings leading to stored cross-site scripting in Rancher

Updated under an hour ago ()

Does this affect you?

It affects SUSE Rancher. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.54%, higher than 44% of scored CVEs.

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.

CVSS
9.6 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.54% (percentile 44)
Assigned by
suse
NVD analysis
Awaiting Analysis
Record last updated
Sep 28, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
SUSE Rancher
suse:rancher (from the name)
from 2.15.0 before 2.15.2; from 2.14.0 before 2.14.6; from 2.13.0 before 2.13.10; from 2.12.0 before 2.12.14; from 2.11.0se before 2.11.18
CNA record

References

  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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