CVE-2026-65616: Improper Verification of Cryptographic Signature

Incorrect authorization validation in refresh token signature allows non-admin users to obtain a signed JFrog administrator token...

Improper Verification of Source of a Communication Channel

Overview next-auth is an Authentication for Next.js Affected versions of this package are vulnerable to Improper Verification of Source of a Communication Channel via improper binding of OAuth check cookies to the provider that created them. An attacker can gain unauthorized access to a victim's...

Security Bulletin: IBM Sterling Connect:Direct Web Services is vulnerable to Improper Verification of Cryptographic Signature.

Summary netty-handler-4.2.13.Final.jar is used by IBM Sterling Connect:Direct Web Services CVE-2026-50010. Vulnerability Details CVEID:CVE-2026-50010 DESCRIPTION: Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to incorrect AES-GCM finalization checks in builds using the OpenSSL backend. An attacker can alter transmitted plaintext data without detection by exploiting the lack of proper...

CVE-2026-64623: Improper Verification of Cryptographic Signature

Network-AI before 5.13.4 contains an improper cryptographic signature verification vulnerability in APSAdapter where the default local verifier accepts any non-empty string as valid. Unauthenticated attackers can submit forged APS delegation payloads with arbitrary scopes to bypass signature...

The vulnerability of the Certificate Revocation List (CRL) function in Rockwell Automation’s programmable logic controllers ControlLogix 5580, GuardLogix 5580, CompactLogix 5380, and Compact GuardLogix 5380 allows a intruder to circumvent security restrictions.

The vulnerability of the Certificate Revocation List CRL function in Rockwell Automation’s programmable logic controllers ControlLogix 5580, GuardLogix 5580, CompactLogix 5380, and Compact GuardLogix 5380 is related to improper verification of certificate revocation. Exploiting this vulnerability...

CVE-2026-49834: Improper Verification of Cryptographic Signature

sigstore-go is a Go library for Sigstore signing and verification. Prior to 1.2.0, a verifier configured with WithTransparencyLogN1 or WithSignedCertificateTimestampsN1 counts verified witnesses per entry or per validation path rather than per log authority, allowing a single compromised...

CVE-2026-49998: Improper Verification of Cryptographic Signature

Centrifugo is an open-source scalable real-time messaging server. Prior to 6.8.1, Centrifugo dynamic JWKS endpoint verification could reuse a key for one allowed issuer to verify a JWT for another allowed issuer because the JWKS cache and singleflight lookup were keyed only by JWT header kid, not...

CVE-2026-45795: Improper Verification of Cryptographic Signature

The Janssen Project is an open-source identity and access management IAM platform. Prior to 2.0.0, jans-auth-server accepts unsigned JWE request objects because JwtAuthorizationRequest skips inner signature validation when jwe.getSignedJWTPayload returns null, and...

.NET Security Feature Bypass Vulnerability

Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-48758: Improper Verification of Cryptographic Signature

sigstore-js provides JavaScript libraries for interacting with Sigstore services. Prior to 3.2.1, the preAuthEncoding function in @sigstore/core uses Node.js ascii encoding when converting the PAE string to bytes, allowing payloadType to be mutated after signing without invalidating the signature...

CVE-2026-48815: Improper Verification of Cryptographic Signature

sigstore-js provides JavaScript libraries for interacting with Sigstore services. Prior to 4.1.1, the documented certificateOIDs option in sigstore.verify is accepted by the public API but discarded before verification, so required certificate extension OIDs are never checked and applications...

CVE-2026-56451: Improper Verification of Cryptographic Signature

A vulnerability has been identified in Opcenter X All versions V2604. Affected applications do not properly validate the algorithm specified in the JSON Web Token JWT header. This could allow an unauthenticated remote attacker to forge arbitrary JWT, bypass authentication mechanisms and impersona...

CVE-2026-47304: Improper Verification of Cryptographic Signature

Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-9027: Improper Verification of Cryptographic Signature

The CorvusPay WooCommerce Payment Gateway plugin for WordPress is vulnerable to Payment Bypass via Improper Verification of Cryptographic Signature in all versions up to, and including, 2.7.4. The corvuspaysuccesshandler function registers the REST endpoint POST /wp-json/corvuspay/success/ with...

CVE-2026-54773: Improper Verification of Cryptographic Signature

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF WS-Security signature verification performs a document-wide ds:Signature lookup, allowing an unauthenticated remote attacker to place a SOAP header before wsse:Security an...

GO-2026-5889 Contour has Improper JWT Verification for Non-SNI Requests on Virtual Hosts with Fallback Certificate Enabled in github.com/projectcontour/contour

Contour has Improper JWT Verification for Non-SNI Requests on Virtual Hosts with Fallback Certificate Enabled in github.com/projectcontour/contour...

EUVD-2026-42034

Improper verification of cryptographic signature vulnerability in HAVELSAN Inc. Liman MYS allows Fake the Source of Data. This issue affects Liman MYS: before release.Master.1107...

CVE-2026-11348: Improper Verification of Cryptographic Signature

Improper verification of cryptographic signature vulnerability in HAVELSAN Inc. Liman MYS allows Fake the Source of Data. This issue affects Liman MYS: before release.Master.1107...

PT-2026-56183

Improper verification of cryptographic signature vulnerability in HAVELSAN Inc. Liman MYS allows Fake the Source of Data. This issue affects Liman MYS: before release.Master.1107...