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No exploitation reportedAwaiting NVD analysis

CVE-2026-88811

Rancher credentials disclosed to third-party hosts by the Rancher Manager meta proxy

No exploitation reported by the sources we read.

  • Published2026-11-02
  • WeaknessCWE-201

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Missing filtering in the SUSE Rancher Manager meta proxy could cause passed in rancher credentials to be leaked to cloud providers. This affects SUSE Rancher 2.15.0 up to 2.15.3, 2.14.0 up to 2.14.7, 2.13.0 up to 2.13.11,

Timeline

dates in UTC
  1. 2026-11-0216:48CVE publishedCNA

Observed activity

isMalicious corpus · updated 2026-11-02 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-88811?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-88811?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

Products declared by the CNA

As suse, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • SUSE Rancherother versions: not affected

    package Rancherhttps://github.com/rancher/rancher/

    Affected
    • ≥ 2.15.0, < 2.15.3fixed in 2.15.3semver
    • ≥ 2.14.0, < 2.14.7fixed in 2.14.7semver
    • ≥ 2.13.0, < 2.13.11fixed in 2.13.11semver
    • ≥ 2.12.0, < 2.12.15fixed in 2.12.15semver
    • ≥ 2.11.0, < 2.11.19fixed in 2.11.19semver

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-11-02

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-88811 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionnone2026-11-02
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.19.12026-11-02
  • CNAweakness (CWE)CWE-2012026-11-02
  • NVDweakness (CWE)CWE-201read 2026-11-02

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
2026-11-02
Last Modified
2026-11-02
NVD status
Received

Frequently asked questions

What is CVE-2026-88811?

Missing filtering in the SUSE Rancher Manager meta proxy could cause passed in rancher credentials to be leaked to cloud providers. This affects SUSE Rancher 2.15.0 up to 2.15.3, 2.14.0 up to 2.14.7, 2.13.0 up to 2.13.11,

Is CVE-2026-88811 actively exploited?

Active exploitation of CVE-2026-88811 has not been confirmed.

What is the CVSS score for CVE-2026-88811?

CVE-2026-88811 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

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