Improper Verification of Cryptographic Signature

Overview social-auth-core is a package that makes Python social authentication simple. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the authcomplete method in the VKAppOAuth2 backend, where the authkey signature is not required to be...

CVE-2026-91187

Improper Verification of Cryptographic Signature vulnerability in dashbit nimblezta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are affected. verifytoken/2 in...

CVE-2026-91187 Improper Verification of Cryptographic Signature in dashbit nimble_zta Cloudflare strategy

Improper Verification of Cryptographic Signature vulnerability in dashbit nimblezta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are affected. verifytoken/2 in...

CVE-2026-91187

The dashbit nimble_zta library (versions 0.1.2 before 0.1.3 ) contains an improper verification of cryptographic signature vulnerability. Specifically, the verify_token/2 function in lib/nimble_zta/cloudflare.ex calls JOSE.JWT.verify/2 but fails to check the boolean verification result, returning...

CVE-2026-91187 Improper Verification of Cryptographic Signature in dashbit nimble_zta Cloudflare strategy

Improper Verification of Cryptographic Signature vulnerability in dashbit nimblezta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are affected. verifytoken/2 in...

EUVD-2026-85871

Improper Verification of Cryptographic Signature vulnerability in dashbit nimblezta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are affected. verifytoken/2 in...

CVE-2026-91187 Improper Verification of Cryptographic Signature in dashbit nimble_zta Cloudflare strategy

Improper Verification of Cryptographic Signature vulnerability in dashbit nimblezta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are affected. verifytoken/2 in...

EEF-CVE-2026-91187 Improper Verification of Cryptographic Signature in dashbit nimble_zta Cloudflare strategy

Summary Improper Verification of Cryptographic Signature vulnerability in dashbit nimblezta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are affected. verifytoken/2 in...

CVE-2026-91187: Improper Verification of Cryptographic Signature

Improper Verification of Cryptographic Signature vulnerability in dashbit nimblezta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are affected. verifytoken/2 in...

CVE-2026-91187

Improper Verification of Cryptographic Signature vulnerability in dash...

UBUNTU-CVE-2026-91187

Improper Verification of Cryptographic Signature vulnerability in dash...

PT-2026-97797

Name of the Vulnerable Software and Affected Versions nimble zta versions 0.1.2 through 0.1.2 Description Improper verification of cryptographic signatures in the Cloudflare Zero Trust authentication strategy allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare...

Improper Verification of Cryptographic Signature

Overview @tauri-apps/plugin-updater is a Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the verifysignature function in updater.rs, which does not validate that the version embedded in the signature's trusted comment matches the version...

CVE-2026-18152: Improper Verification of Cryptographic Signature

IBM Financial Transaction Manager FTM for RedHat OpenShift could allow a remote attacker to forge validly-signed messages due to improper verification of cryptographic signatures...

CVE-2026-95503: Improper Verification of Cryptographic Signature

A flaw was found in the Kerberos federation provider of Keycloak, an open-source identity and access management solution. When Kerberos password authentication is used without SPNEGO, the system fails to verify the identity of the Key Distribution Center KDC by requesting a server ticket. This...

CVE-2026-92400

The Payment Gateway for PayPal on WooCommerce WordPress plugin before 9.2.1 does not verify that an incoming payment notification was confirmed in the store's configured payment environment or paid to the store's own merchant account before marking an order complete, allowing unauthenticated user...

EUVD-2026-83511

The Secure Custom Fields WordPress plugin before 6.9.4 does not properly verify that a front-end form submission corresponds to the form that was rendered to the visitor, allowing unauthenticated users to submit against a different registered form and modify the title and content of the post that...

PT-2026-95797

Name of the Vulnerable Software and Affected Versions Payment Gateway of Stripe for WooCommerce versions prior to 5.0.9 Description Improper Verification of Cryptographic Signature occurs due to the woocommerce api wt stripe webhook endpoint EH Stripe Webhook Handler::handle failing to execute th...

CVE-2026-9832: Improper Verification of Cryptographic Signature

The Payment Gateway of Stripe for WooCommerce plugin for WordPress is vulnerable to Improper Verification of Cryptographic Signature in all versions up to, and including, 5.0.8. This is due to the publicly accessible woocommerceapiwtstripe webhook endpoint EHStripeWebhookHandler::handle wrapping...

CVE-2026-93657: Improper Verification of Cryptographic Signature

hickory-resolver versions before 0.26.2 fail to propagate bogus DNSSEC proof states through the Resolver::lookup and Resolver::lookupip APIs, allowing invalid records to be returned as successful results. Attackers controlling the answering zone or positioned on the network path can have forged D...