capsule

Capsule Getting Started • Documentation • Issues • Contributing Overview Capsule is a runtime for executing untrusted code in isolated environments. Each task runs inside its own WebAssembly sandbox, providing: Isolated execution : Each task runs isolated from your host system Resource limits : S...

CVE-2024-8856

CVE-2024-8856: Vulnerabilidad de subida arbitraria de archivos en el plugin WP Time Capsule de WordPress Resumen CVE-2024-8856 es una vulnerabilidad de seguridad encontrada en el plugin WP Time Capsule para WordPress que permite a usuarios no autenticados subir archivos arbitrarios al servidor...

CVE-2026-57497

webtransport-go is an implementation of the WebTransport protocol. Prior to 0.11.1, Session.parseNextCapsule in session.go skips an unknown WebTransport capsule on the HTTP/3 request stream by calling io.ReadAll on the capsule reader, retaining the complete declared capsule body in memory. A...

EUVD-2026-77618

webtransport-go is an implementation of the WebTransport protocol. Prior to 0.11.1, Session.parseNextCapsule in session.go skips an unknown WebTransport capsule on the HTTP/3 request stream by calling io.ReadAll on the capsule reader, retaining the complete declared capsule body in memory. A...

CVE-2026-57497 webtransport-go: Memory Exhaustion Attack due to Buffering of Unknown Capsules

webtransport-go is an implementation of the WebTransport protocol. Prior to 0.11.1, Session.parseNextCapsule in session.go skips an unknown WebTransport capsule on the HTTP/3 request stream by calling io.ReadAll on the capsule reader, retaining the complete declared capsule body in memory. A...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: efi/capsule-loader: corrected incorrect allocation size gcc-14 notes that the allocation using sizeofvoid on 32-bit architectures is insufficient for a 64-bit physaddrt: drivers/firmware/efi/capsule-loader.c: In the function...

CVE-2024-8856

CVE-2024-8856 このツールは、CVE-2024-8856 に関連するWP Time Capsule プラグインの脆弱性をWordPressサイトでスキャンします。バージョン"1.22.22"未満のプラグインを脆弱性ありと識別し、結果を"vuln.txt"に記録します。シンプルかつ効率的で、セキュリティ研究者や管理者がリスクを迅速に検出し対処するのに役立ちます。 機能 URLリストをスキャンして、CVE-2024-8856に関連するWP Time Capsuleプラグインの脆弱性を検出します。 プラグインバージョンが1.22.22...

WPTimeCapsulePOC

Backup and Staging by WP Time Capsule 1.21.16 - Authentication Bypass Proof Of Concept An authentication bypass was recently discovered https://www.webarxsecurity.com/vulnerability-infinitewp-client-wp-time-capsule/ on WP Time Capsule 1.21.16 . This PoC prove how the issue works and how it can be...

The vulnerability of the __efi_capsule_setup_info() function in the drivers/firmware/efi/capsule-loader.c file of the Linux kernel’s firmware module allows a hacker to trigger a system failure.

The vulnerability of the eficapsulesetupinfo function in the drivers/firmware/efi/capsule-loader.c file of the Linux kernel firmware module is related to incorrect calculation of buffer size. Exploiting this vulnerability could allow an attacker to cause a system failure...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A issue was discovered in the Linux kernel through version 5.19.8. In the file drivers/firmware/efi/capsule-loader.c, there is a race condition that leads to a use-after-free situation...

GO-2026-6099 webtransport-go: Memory Exhaustion Attack due to Buffering of Unknown Capsules in github.com/quic-go/webtransport-go

webtransport-go: Memory Exhaustion Attack due to Buffering of Unknown Capsules in github.com/quic-go/webtransport-go...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100747)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100747 advisory. In the Linux kernel, the following vulnerability has been resolved: efi/capsule-loader: fix incorrect sizeof in phys array reallocation The krealloc call for...

CVE-2026-65835

creationtimestamp| type| source ---|---|--- 2026-07-31 18:35:41+00:00| published-proof-of-concept| https://github.com/projectcapsule/capsule/security/advisories/GHSA-jr6p-8pjj-mfx6...

CVE-2026-65834

creationtimestamp| type| source ---|---|--- 2026-07-31 18:35:08+00:00| published-proof-of-concept| https://github.com/projectcapsule/capsule/security/advisories/GHSA-68cj-mvg9-rgm2...

Capsule has an incomplete fix of CVE-2026-22872: TenantResource RawItems and Generators still allow cluster-scoped resource creation (cross-tenant privilege escalation)

Summary CVE-2026-22872 GHSA-qjjm-7j9w-pw72 reported that a Tenant Owner could create cluster-scoped resources e.g. ClusterRole, ValidatingWebhookConfiguration through a TenantResource, because the controller applies them with its cluster-admin ServiceAccount and SetNamespace is ineffective for...

GHSA-68CJ-MVG9-RGM2 Capsule: CapsuleConfiguration NodeMetadata regex fields lack webhook validation, allowing MustCompile panic on all Node admission requests

Summary CapsuleConfiguration.Spec.NodeMetadata.ForbiddenLabels.Regex and ForbiddenAnnotations.Regex are never validated by any admission webhook. A Cluster Admin can persist a malformed regex to etcd without being blocked. Once stored, every Node CREATE, UPDATE, or PATCH request triggers...

Capsule: CapsuleConfiguration NodeMetadata regex fields lack webhook validation, allowing MustCompile panic on all Node admission requests

Summary CapsuleConfiguration.Spec.NodeMetadata.ForbiddenLabels.Regex and ForbiddenAnnotations.Regex are never validated by any admission webhook. A Cluster Admin can persist a malformed regex to etcd without being blocked. Once stored, every Node CREATE, UPDATE, or PATCH request triggers...

EUVD-2026-51295

Capsule: CapsuleConfiguration NodeMetadata regex fields lack webhook validation, allowing MustCompile panic on all Node admission requests...

CVE-2026-65834

Capsule is a multi-tenancy and policy-based framework for Kubernetes. Prior to 0.13.8, CapsuleConfiguration.Spec.NodeMetadata.ForbiddenLabels.Regex and CapsuleConfiguration.Spec.NodeMetadata.ForbiddenAnnotations.Regex were not validated by the configuration admission webhook, allowing a Cluster...

CVE-2026-65835

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...