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SCA: security update for github.com/projectcapsule/capsule (GHSA-jr6p-8pjj-mfx6)

medium Tenable Self-Hosted Container Security Plugin ID 445530

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - Capsule is a multi-tenancy and policy-based framework for Kubernetes. From 0.13.0 until 0.13.8, after the
 incomplete CVE-2026-22872 fix, TenantResource RawItems and Generators in
 internal/controllers/resources/collect.go, including handleRawItem and handleGeneratorItem, did not apply
 the ResourceReference.LoadResources and IsNamespacedGVK cluster-scoped resource rejection guard used by
 NamespacedItems, allowing a Tenant Owner to create cluster-scoped resources such as ClusterRole or
 ValidatingWebhookConfiguration through the cluster-admin controller client. This issue is fixed in version
 0.13.8. (CVE-2026-65835)

Solution

Update the github.com/projectcapsule/capsule library and its related packages to version 0.13.8 or later.

See Also

https://github.com/advisories/GHSA-jr6p-8pjj-mfx6

Plugin Details

Severity: Medium

ID: 445530

Version: Revision 1.1

Type: Local

Family: SCA Checks

Published: 8/1/2026

Updated: 8/1/2026

Risk Information

VPR

Risk Factor: Low

Score: 3.1

Percentile: 49.35

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:P/I:P/A:P

CVSS Score Source: CVE-2026-65835

CVSS v3

Risk Factor: Medium

Base Score: 6.6

Temporal Score: 5.8

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 7/31/2026

Vulnerability Publication Date: 7/30/2026

Reference Information

CVE: CVE-2026-65835