{"id":"EUVD-2026-83055","enisaUuid":"563cc407-8fab-3c02-baae-b9aa71822b37","description":"Capsule is a multi-tenancy and policy-based framework for Kubernetes. From 0.13.0 until 0.13.7, the Tenant update validation in internal/webhook/tenant/validation/forbidden_annotations_regex.go compiles ForbiddenLabels.Regex for both the labels and annotations checks instead of validating ForbiddenAnnotations.Regex. An administrator who can update a Tenant can therefore persist a malformed ForbiddenAnnotations.Regex while leaving the labels expression valid. Namespace creation or update later passes the stored expression through pkg/api/forbidden_list.go, where regexp.MustCompile can panic during forbidden metadata validation and deny namespace operations for the affected tenant. This issue is fixed in version 0.13.7.","datePublished":"Sep 18, 2026, 4:26:18 PM","dateUpdated":"Sep 22, 2026, 2:55:27 PM","baseScore":6.8,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","references":"https://github.com/projectcapsule/capsule/security/advisories/GHSA-gxjc-74v5-3vx3\nhttps://github.com/projectcapsule/capsule/pull/1983\nhttps://github.com/projectcapsule/capsule/commit/8d89d6865df6f41c7faa22fc9e807a57b01bfd0e\nhttps://github.com/projectcapsule/capsule/releases/tag/v0.13.7\n","aliases":"CVE-2026-61794\nGHSA-gxjc-74v5-3vx3\n","assigner":"GitHub_M","epss":0.59,"enisaIdProduct":[{"id":"2095c52f-6d37-38ce-8e57-628a1a65eb7c","product":{"name":"capsule","vendor":{"name":"projectcapsule"}},"product_version":"0.13.0, \u003c 0.13.7"}],"enisaIdVendor":[{"id":"d1e2080b-7fb5-3541-b07e-9e35ad792e5d","vendor":{"name":"projectcapsule"}}],"enisaIdVulnerability":[{"id":"38b613ae-60b1-356e-93d2-01909c1c37d2","vulnerability":{"id":"CVE-2026-61794","description":"Capsule is a multi-tenancy and policy-based framework for Kubernetes. From 0.13.0 until 0.13.7, the Tenant update validation in internal/webhook/tenant/validation/forbidden_annotations_regex.go compiles ForbiddenLabels.Regex for both the labels and annotations checks instead of validating ForbiddenAnnotations.Regex. An administrator who can update a Tenant can therefore persist a malformed ForbiddenAnnotations.Regex while leaving the labels expression valid. Namespace creation or update later passes the stored expression through pkg/api/forbidden_list.go, where regexp.MustCompile can panic during forbidden metadata validation and deny namespace operations for the affected tenant. This issue is fixed in version 0.13.7.","datePublished":"Sep 18, 2026, 4:26:18 PM","dateUpdated":"Sep 22, 2026, 2:55:27 PM","status":"PUBLISHED","baseScore":6.8,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","references":"https://github.com/projectcapsule/capsule/security/advisories/GHSA-gxjc-74v5-3vx3\nhttps://github.com/projectcapsule/capsule/pull/1983\nhttps://github.com/projectcapsule/capsule/commit/8d89d6865df6f41c7faa22fc9e807a57b01bfd0e\nhttps://github.com/projectcapsule/capsule/releases/tag/v0.13.7\n","enisa_id":"EUVD-2026-83055\n","assigner":"GitHub_M","epss":0.59,"dataProcessed":"Nov 1, 2026, 7:15:34 AM","vulnerabilityProduct":[{"id":"f01e07ae-68ec-381f-8da6-d6455558e944","product":{"name":"capsule","vendor":{"name":"projectcapsule"}},"product_version":"0.13.0, \u003c 0.13.7"}],"vulnerabilityVendor":[{"id":"8503b1e4-744c-3f00-8b54-21bcf6441479","vendor":{"name":"projectcapsule"}}]}},{"id":"eb29c6e7-a3b6-3557-ae7b-8de715398b11","vulnerability":{"id":"GHSA-gxjc-74v5-3vx3","description":"Capsule: Malformed ForbiddenAnnotations.Regex can bypass Tenant validation and trigger namespace admission panic","datePublished":"Sep 18, 2026, 5:14:26 PM","dateUpdated":"Sep 18, 2026, 5:14:26 PM","baseScore":0.0,"references":"https://github.com/projectcapsule/capsule/security/advisories/GHSA-gxjc-74v5-3vx3\nhttps://github.com/projectcapsule/capsule/pull/1983\nhttps://github.com/projectcapsule/capsule/commit/8d89d6865df6f41c7faa22fc9e807a57b01bfd0e\nhttps://github.com/projectcapsule/capsule\nhttps://github.com/projectcapsule/capsule/releases/tag/v0.13.7\n","enisa_id":"EUVD-2026-83055\n","aliases":"CVE-2026-61794\nGHSA-gxjc-74v5-3vx3\n","epss":0.0,"dataProcessed":"Nov 1, 2026, 2:06:27 AM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}}],"enisaIdAdvisory":[]}