# github.com/projectcapsule/capsule (Go) vulnerabilities

Source: https://junglewise.ai/threats/technologies/github-com-projectcapsule-capsule  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/github-com-projectcapsule-capsule.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 11 vulnerabilities in github.com/projectcapsule/capsule (Go): 0 in the last 7 days and 4 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-61795, was published on 18 September 2026. Nothing in the last four weeks, down from 4 vulnerabilities in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 4
- All time: 11 (0 critical, 0 exploited in the wild)

## About github.com/projectcapsule/capsule (Go)

A multi-tenant operator for Kubernetes that provides namespace abstraction.

## Latest github.com/projectcapsule/capsule (Go) vulnerabilities

- [CVE-2026-61795: Capsule hostnameRegexHandler parameter order bypass in webhook validation](https://junglewise.ai/threats/cve-2026-61795-capsule-hostnameregexhandler-parameter-order-bypass-in-webhook) (medium, CVSS 6.8, published 18 Sep 2026)
- [CVE-2026-61794: Capsule Tenant ForbiddenAnnotations.Regex validation bypass](https://junglewise.ai/threats/cve-2026-61794-capsule-tenant-forbiddenannotations-regex-validation-bypass) (medium, CVSS 6.8, published 18 Sep 2026)
- [CVE-2026-61672: Capsule forbidden namespace/service/node label and annotation enforcement bypass](https://junglewise.ai/threats/cve-2026-61672-capsule-forbidden-namespace-service-node-label-and-annotation) (high, CVSS 7.1, published 18 Sep 2026)
- [CVE-2026-55636: Clastix Capsule incorrect authorization via typo in namespaces/finalize webhook](https://junglewise.ai/threats/cve-2026-55636-clastix-capsule-incorrect-authorization-via-typo-in-namespaces) (medium, CVSS 5.7, published 15 Sep 2026)
- [CVE-2026-65835: Project Capsule privilege escalation in TenantResource controller](https://junglewise.ai/threats/cve-2026-65835-project-capsule-privilege-escalation-in-tenantresource-controller) (medium, CVSS 6.6, published 30 Jul 2026)
- [CVE-2026-65834: Project Capsule Denial of Service via malformed NodeMetadata regex](https://junglewise.ai/threats/cve-2026-65834-project-capsule-denial-of-service-via-malformed-nodemetadata) (medium, CVSS 6.8, published 30 Jul 2026)
- [CVE-2026-30963: Project Capsule improper validation in namespace subresources](https://junglewise.ai/threats/cve-2026-30963-project-capsule-improper-validation-in-namespace-subresources) (low, CVSS 3.9, published 1 Jun 2026)
- [CVE-2026-22872: Project Capsule privilege escalation via cluster-scoped TenantResource items](https://junglewise.ai/threats/cve-2026-22872-project-capsule-privilege-escalation-via-cluster-scoped) (medium, CVSS 4, published 1 Jun 2026)
- [CVE-2025-55205: Capsule tenant owners with "patch namespace" permission can hijack system namespaces label](https://junglewise.ai/threats/cve-2025-55205-capsule-tenant-owners-with-patch-namespace-permission-can-hijack) (low, CVSS 3.1, published 29 Aug 2025)
- [CVE-2024-39690: Capsule tenant owner with "patch namespace" permission can hijack system namespaces](https://junglewise.ai/threats/cve-2024-39690-capsule-tenant-owner-with-patch-namespace-permission-can-hijack) (low, CVSS 3.1, published 22 Aug 2024)
- [CVE-2023-46254: capsule-proxy service discloses Namespaces of colliding tenants to owners of different tenants with the same…](https://junglewise.ai/threats/cve-2023-46254-capsule-proxy-service-discloses-namespaces-of-colliding-tenants) (low, CVSS 3.1, published 7 Nov 2023)

## Most severe github.com/projectcapsule/capsule (Go) vulnerabilities

- [CVE-2026-61672: Capsule forbidden namespace/service/node label and annotation enforcement bypass](https://junglewise.ai/threats/cve-2026-61672-capsule-forbidden-namespace-service-node-label-and-annotation) (high, CVSS 7.1, published 18 Sep 2026)
- [CVE-2026-61795: Capsule hostnameRegexHandler parameter order bypass in webhook validation](https://junglewise.ai/threats/cve-2026-61795-capsule-hostnameregexhandler-parameter-order-bypass-in-webhook) (medium, CVSS 6.8, published 18 Sep 2026)
- [CVE-2026-61794: Capsule Tenant ForbiddenAnnotations.Regex validation bypass](https://junglewise.ai/threats/cve-2026-61794-capsule-tenant-forbiddenannotations-regex-validation-bypass) (medium, CVSS 6.8, published 18 Sep 2026)
- [CVE-2026-65834: Project Capsule Denial of Service via malformed NodeMetadata regex](https://junglewise.ai/threats/cve-2026-65834-project-capsule-denial-of-service-via-malformed-nodemetadata) (medium, CVSS 6.8, published 30 Jul 2026)
- [CVE-2026-65835: Project Capsule privilege escalation in TenantResource controller](https://junglewise.ai/threats/cve-2026-65835-project-capsule-privilege-escalation-in-tenantresource-controller) (medium, CVSS 6.6, published 30 Jul 2026)
- [CVE-2026-55636: Clastix Capsule incorrect authorization via typo in namespaces/finalize webhook](https://junglewise.ai/threats/cve-2026-55636-clastix-capsule-incorrect-authorization-via-typo-in-namespaces) (medium, CVSS 5.7, published 15 Sep 2026)
- [CVE-2026-22872: Project Capsule privilege escalation via cluster-scoped TenantResource items](https://junglewise.ai/threats/cve-2026-22872-project-capsule-privilege-escalation-via-cluster-scoped) (medium, CVSS 4, published 1 Jun 2026)
- [CVE-2026-30963: Project Capsule improper validation in namespace subresources](https://junglewise.ai/threats/cve-2026-30963-project-capsule-improper-validation-in-namespace-subresources) (low, CVSS 3.9, published 1 Jun 2026)
- [CVE-2024-39690: Capsule tenant owner with "patch namespace" permission can hijack system namespaces](https://junglewise.ai/threats/cve-2024-39690-capsule-tenant-owner-with-patch-namespace-permission-can-hijack) (low, CVSS 3.1, published 22 Aug 2024)
- [CVE-2025-55205: Capsule tenant owners with "patch namespace" permission can hijack system namespaces label](https://junglewise.ai/threats/cve-2025-55205-capsule-tenant-owners-with-patch-namespace-permission-can-hijack) (low, CVSS 3.1, published 29 Aug 2025)

## Vulnerabilities per week

Nothing in the last four weeks, down from 4 vulnerabilities in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 4 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Go technologies

- [github.com/mattermost/mattermost-server (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server): 297 vulnerabilities
- [github.com/mattermost/mattermost-server/v6 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v6): 222 vulnerabilities
- [github.com/mattermost/mattermost/server/v8 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v8): 207 vulnerabilities
- [github.com/mattermost/mattermost-server/v5 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v5): 199 vulnerabilities
- [stdlib (Go)](https://junglewise.ai/threats/technologies/go-stdlib): 178 vulnerabilities
- [github.com/siyuan-note/siyuan/kernel (Go)](https://junglewise.ai/threats/technologies/github-com-siyuan-note-siyuan-kernel): 160 vulnerabilities
- [code.gitea.io/gitea (Go)](https://junglewise.ai/threats/technologies/code-gitea-io-gitea): 126 vulnerabilities
- [code.vikunja.io/api (Go)](https://junglewise.ai/threats/technologies/code-vikunja-io-api): 91 vulnerabilities
- [gogs.io/gogs (Go)](https://junglewise.ai/threats/technologies/gogs-io-gogs): 81 vulnerabilities
- [github.com/traefik/traefik/v2 (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v2): 78 vulnerabilities
- [github.com/traefik/traefik (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik): 75 vulnerabilities
- [github.com/usememos/memos (Go)](https://junglewise.ai/threats/technologies/github-com-usememos-memos): 75 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "github.com/projectcapsule/capsule (Go) vulnerabilities", https://junglewise.ai/threats/technologies/github-com-projectcapsule-capsule, 13 November 2026.