CVE-2026-13165

SzafirHost is affected by a remote code execution vulnerability (CVE-2026-13165) in the way it validates versus extracts native libraries from archives. The application verifies the downloaded native library archive using JarFile (Central Directory) but extracts libraries with JarInputStream (seq...

PYSEC-2026-287 Authlib JWS JWK Header Injection: Signature Verification Bypass

Description Summary A JWK Header Injection vulnerability in authlib's JWS implementation allows an unauthenticated attacker to forge arbitrary JWT tokens that pass signature verification. When key=None is passed to any JWS deserialization function, the library extracts and uses the cryptographic...

CVE-2026-11800 Org.keycloak:keycloak-services: keycloak: authentication bypass via jwt algorithm confusion

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

org.keycloak:keycloak-services: Keycloak: Authentication bypass via JWT algorithm confusion

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

CVE-2026-50128

Mastodon is a free, open-source social network server based on ActivityPub. From 4.3.0 until 4.5.11 and 4.4.18, Mastodon has a feature to let websites credit authors of their articles. To prevent false attribution claims, Mastodon uses the attributionDomains JSON-LD term, however, an error in how...

Astra Linux – Vulnerability in Perl

CPAN 2.28 allows for Signature Verification Bypass...

WordPress plugin UpdraftPlus: WP Backup & Migration Plugin 数据伪造问题漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application extension. One...

Northern.tech Mender Client 安全漏洞

The Northern.tech Mender Client is a device remote update and management client provided by the Northern.tech company in the United States. Versions of the Northern.tech Mender Client prior to version 5.0.4 contained security vulnerabilities, which were caused by bypassing encryption signature...

CVE-2026-46728

Das U-Boot before 2026.04 allows FIT Flat Image Tree signature verification bypass because hashed-nodes is omitted from a hash...

PT-2026-41468

Name of the Vulnerable Software and Affected Versions Das U-Boot versions prior to 2026.04 Description Das U-Boot allows a Flat Image Tree FIT signature verification bypass. This occurs because hashed-nodes are omitted from a hash, which can lead to the acceptance of unsigned or modified images...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

plunk 数据伪造问题漏洞

Plunk is an open-source email sending and management platform developed by Plunk. Versions of Plunk prior to 0.9.0 contained a data manipulation vulnerability. This vulnerability stems from the /webhooks/sns endpoint accepting Amazon SNS notification payloads without verifying the SNS signature,...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

Insufficient Verification of Data Authenticity

Overview dolibarr/dolibarr is a modern and easy to use web software to manage your business. Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity in the dolverifyHash function of the Online Signature Module. An attacker can bypass signature verificati...

CVE-2026-41395 OpenClaw < 2026.3.28 - Webhook Replay via Query Parameter Reordering in Plivo V3

OpenClaw before 2026.3.28 contains a webhook replay vulnerability in Plivo V3 signature verification that canonicalizes query ordering for signatures but hashes raw URLs for replay detection. Attackers can reorder query parameters to bypass replay cache detection and trigger duplicate voice-call...

New API: Stripe Webhook Signature Bypass via Empty Secret Enables Unlimited Quota Fraud

Summary A critical vulnerability exists in the Stripe webhook handler that allows an unauthenticated attacker to forge webhook events and credit arbitrary quota to their account without making any payment. The vulnerability stems from three compounding flaws: 1. The Stripe webhook endpoint does n...

CVE-2026-41301 OpenClaw 2026.3.22 < 2026.3.31 - Forged Nostr DM Pairing State Creation via Signature Verification Bypass

OpenClaw versions 2026.3.22 before 2026.3.31 contain a signature verification bypass vulnerability in the Nostr DM ingress path that allows pairing challenges to be issued before event signature validation. An unauthenticated remote attacker can send forged direct messages to create pending pairi...

EUVD-2026-24010

OpenClaw versions 2026.3.22 before 2026.3.31 contain a signature verification bypass vulnerability in the Nostr DM ingress path that allows pairing challenges to be issued before event signature validation. An unauthenticated remote attacker can send forged direct messages to create pending pairi...