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TI-2026-83910 Aliases CVE-2026-88811

Rancher Manager meta proxy leaks credentials to cloud providers

Priority MEDIUM 48CWE-201Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-201.

Summary

SUSE Rancher from 2.15.0 before 2.15.3, from 2.14.0 before 2.14.7, from 2.13.0 before 2.13.11, from 2.12.0 before 2.12.15 and from 2.11.0 before 2.11.19 is affected. Missing filtering in the Rancher Manager meta proxy sends Rancher credentials passed to it on to cloud providers (CWE-201). The CVSS vector requires no privileges and no user interaction, and it rates the confidentiality and integrity impact as high.

Written with Claude Haiku 5.5 from the sources below · 2026-11-02

Description from the CNA

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,

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00427 37th percentileScored 2026-11-07
Fix Fixed Rancher (SUSE): 2.15.3, 2.14.7, 2.13.11 +2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
SUSERancher2.15.0 to before 2.15.3; 2.14.0 to before 2.14.7; 2.13.0 to before 2.13.11; 2.12.0 to before 2.12.15; 2.11.0 to before 2.11.192.15.3, 2.14.7, 2.13.11, 2.12.15, 2.11.19Patch availableCNA
  • Rancher VendorSUSE Affected 2.15.0 to before 2.15.3; 2.14.0 to before 2.14.7; 2.13.0 to before 2.13.11; 2.12.0 to before 2.12.15; 2.11.0 to before 2.11.19 Fixed in 2.15.3, 2.14.7, 2.13.11, 2.12.15, 2.11.19 Patch available CNA

Remediation

Upgrade SUSE Rancher to 2.15.3, 2.14.7, 2.13.11, 2.12.15 or 2.11.19, matching the release line in use.

Written with Claude Haiku 5.5 from the sources below · 2026-11-02

  • Fix · CNA Rancher (SUSE) Fixed in 2.15.3, 2.14.7, 2.13.11, 2.12.15, 2.11.19

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    SUSE Rancher 2.11.19, 2.12.15 and 3 more versions

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2026-83881 Server-side request forgery in SUSE Rancher meta proxyPriority LOW 33
    Show all 2 records →

Timeline

  1. 2026-11-02 Threatist record created from CVE-2026-88811
  2. 2026-11-02 CISA SSVC decision points changed
  3. 2026-11-03 CISA SSVC decision points changed

References

Advisory 1

  • TI-2016-03560 Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote… KEVCVSS 3.1CRITICAL 9.8
  • TI-2016-03506 Adobe Flash Player 21.0.0.226 and earlier allows remote attackers to execute arbitrary… KEVCVSS 3.1CRITICAL 9.8
  • TI-2016-02888 Unspecified vulnerability in Oracle Java SE 6u113, 7u99, and 8u77; Java SE Embedded 8u77… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-04302 Use-after-free vulnerability in the BitmapData class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-04301 Use-after-free vulnerability in the DisplayObject class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-04298 Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
See all 1331 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences