research-labs

Researcher's labs This repository contains a number of intentionally vulnerable applications that you can use to explore vulnerabilities found by PortSwigger Research. Note that you can find many free online labs designed by PortSwigger Research in the Web Security Academy. Table of contents...

CVE-2026-71891

In Bouncy Castle for Java before 1.86, BLS12381BasicScheme.keyValidate, and so BLSPublicKeyParameters and every BasicScheme, MessageAugmentation and ProofOfPossession verify and aggregateVerify that gate on it, accepted a public key built on a foreign ECCurve that merely shares BLS12-381's field...

CVE-2026-71891

In Bouncy Castle for Java before version 1.86 , the BLS12_381BasicScheme.keyValidate function (and associated components like BLSPublicKeyParameters) failed to properly validate public keys. It accepted keys built on a foreign ECCurve that shared the same field characteristic as BLS12-381 . The r...

CVE-2026-71891 BLS12-381 key validation accepts a public key built on a foreign curve

In Bouncy Castle for Java before 1.86, BLS12381BasicScheme.keyValidate, and so BLSPublicKeyParameters and every BasicScheme, MessageAugmentation and ProofOfPossession verify and aggregateVerify that gate on it, accepted a public key built on a foreign ECCurve that merely shares BLS12-381's field...

EUVD-2026-92005

In Bouncy Castle for Java before 1.86, BLS12381BasicScheme.keyValidate, and so BLSPublicKeyParameters and every BasicScheme, MessageAugmentation and ProofOfPossession verify and aggregateVerify that gate on it, accepted a public key built on a foreign ECCurve that merely shares BLS12-381's field...

CVE-2026-71891 BLS12-381 key validation accepts a public key built on a foreign curve

In Bouncy Castle for Java before 1.86, BLS12381BasicScheme.keyValidate, and so BLSPublicKeyParameters and every BasicScheme, MessageAugmentation and ProofOfPossession verify and aggregateVerify that gate on it, accepted a public key built on a foreign ECCurve that merely shares BLS12-381's field...

Linux Distros Unpatched Vulnerability : CVE-2026-71891

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Bouncy Castle for Java before 1.86, BLS12381BasicScheme.keyValidate, and so BLSPublicKeyParameters and every BasicScheme, MessageAugmentation and...

CVE-2026-8863

CVE-2026-8863 CVE-2026-8863 の影響を受ける署名済み UEFI Secure Boot shim バイナリのコレクションです。各イメージに埋め込まれた shim バージョン、Authenticode 署名者、失効ハッシュを収録しています。 バイト単位で同一の署名済み shim を同梱するリリースは 1 行に集約されます — 1 つの Authenticode ハッシュは、それを含むリリースの数に関係なく、1 つの dbx エントリです。 詳細は 私のブログ をご覧ください。 概要 ディストリビューション| リリース| shim| 組み込みベンダー CA...

Important: Red Hat Security Advisory: RHTAS 1.3.8 - Red Hat Trusted Artifact Signer Release

The 1.3.8 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

Important: Red Hat Security Advisory: RHTAS 1.3.8 - Red Hat Trusted Artifact Signer Release

The 1.3.8 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

Important: Red Hat Security Advisory: RHTAS 1.3.8 - Red Hat Trusted Artifact Signer Release

The 1.3.8 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

Important: Red Hat Security Advisory: RHTAS 1.3.8 - Red Hat Trusted Artifact Signer Release

The 1.3.8 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

CVE-2026-49450

Joplin Desktop for Windows versions prior to 3.7.2 omit the publisherName field from packages/app-desktop/package.json, causing the generated app-update.yml to make NsisUpdater.verifySignature() skip the Authenticode signer comparison. An attacker controlling the update delivery path can substitu...

libp2p: PeerStore accepts attacker-signed PeerRecords for a victim peer ID and stores certified attacker addresses

Summary @libp2p/peer-store accepts a signed PeerRecord whose envelope is signed by one peer but whose payload claims a different peer ID. The vulnerable consumePeerRecord path verifies the envelope signature, but does not verify that the envelope signer is the same peer as the wrapped...

Moderate: Red Hat Security Advisory: RHTAS 1.3.7 - Red Hat Trusted Artifact Signer Release

The 1.3.7 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

Important: Red Hat Security Advisory: RHTAS 1.3.7 - Red Hat Trusted Artifact Signer Release

The 1.3.7 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

Moderate: Red Hat Security Advisory: RHTAS 1.3.7 - Red Hat Trusted Artifact Signer Release

The 1.3.7 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

CVE-2026-66795

The managedcluster-import-controller's CSR auto-approver skips validation of signer name, certificate subject, and requester identity, letting a privileged spoke-cluster service account submit a malicious CSR and escalate to hub-cluster admin. CVSS 9.1 critical; no exploitation evidence provided....

CVE-2026-66795

A flaw was found in the managedcluster-import-controller. The Certificate Signing Request CSR auto-approval logic improperly validates incoming CSRs, specifically by not inspecting the signer name or decoding the PEM-encoded x509 CSR. This vulnerability allows a privileged service account on a...

PT-2026-76789

Name of the Vulnerable Software and Affected Versions managedcluster-import-controller affected versions not specified Description The managedcluster-import-controller contains a flaw in its Certificate Signing Request CSR auto-approval logic. The system fails to properly validate incoming CSRs...