CVE-2026-89186

Use of Cache Containing Sensitive Information in ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients that never paid. MPP.Plug.verifycredential in lib/mpp/plug.ex sets payment-receipt and cache-control: private on the connection before the wrapped application...

CVE-2026-88255

Improper Validation of Unsafe Equivalence in Input in ZenHive mpp allows an unauthenticated remote client to pass the Tempo duplicate-submission gate twice with one signed transaction. MPP.Methods.Tempo reserves the pre-broadcast dedup slot on the caller-supplied hex in reservehashatomic/2, keyed...

EUVD-2026-80256

Improper Validation of Unsafe Equivalence in Input in ZenHive mpp allows an unauthenticated remote client to pass the Tempo duplicate-submission gate twice with one signed transaction. MPP.Methods.Tempo reserves the pre-broadcast dedup slot on the caller-supplied hex in reservehashatomic/2, keyed...

CVE-2026-88255

CVE-2026-88255 is an improper validation of unsafe equivalence in input in ZenHive mpp (versions 0.2.0 through before 0.16.2). The root cause lies in MPP.Methods.Tempo, where the pre-broadcast dedup reserve (reserve_hash_atomic/2) keys on the caller-supplied raw hex (tx.raw) rather than a canonic...

CVE-2026-88255 mpp Tempo keys its pre-broadcast dedup reserve on the caller-supplied transaction encoding, so a re-encoded signed transaction reserves a second slot

Improper Validation of Unsafe Equivalence in Input in ZenHive mpp allows an unauthenticated remote client to pass the Tempo duplicate-submission gate twice with one signed transaction. MPP.Methods.Tempo reserves the pre-broadcast dedup slot on the caller-supplied hex in reservehashatomic/2, keyed...

EEF-CVE-2026-88255 mpp Tempo keys its pre-broadcast dedup reserve on the caller-supplied transaction encoding, so a re-encoded signed transaction reserves a second slot

Summary Improper Validation of Unsafe Equivalence in Input in ZenHive mpp allows an unauthenticated remote client to pass the Tempo duplicate-submission gate twice with one signed transaction. MPP.Methods.Tempo reserves the pre-broadcast dedup slot on the caller-supplied hex in reservehashatomic/...

EUVD-2026-80254

Use of Cache Containing Sensitive Information in ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients that never paid. MPP.Plug.verifycredential in lib/mpp/plug.ex sets payment-receipt and cache-control: private on the connection before the wrapped application...

CVE-2026-89186 mpp writes Payment-Receipt and Cache-Control before the wrapped application runs, letting a consumer's own Cache-Control expose paid responses to shared caches

Use of Cache Containing Sensitive Information in ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients that never paid. MPP.Plug.verifycredential in lib/mpp/plug.ex sets payment-receipt and cache-control: private on the connection before the wrapped application...

CVE-2026-89186 mpp writes Payment-Receipt and Cache-Control before the wrapped application runs, letting a consumer's own Cache-Control expose paid responses to shared caches

Use of Cache Containing Sensitive Information in ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients that never paid. MPP.Plug.verifycredential in lib/mpp/plug.ex sets payment-receipt and cache-control: private on the connection before the wrapped application...

EEF-CVE-2026-89186 mpp writes Payment-Receipt and Cache-Control before the wrapped application runs, letting a consumer's own Cache-Control expose paid responses to shared caches

Summary Use of Cache Containing Sensitive Information in ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients that never paid. MPP.Plug.verifycredential in lib/mpp/plug.ex sets payment-receipt and cache-control: private on the connection before the wrapped...

PT-2026-93379

Name of the Vulnerable Software and Affected Versions ZenHive mpp versions 0.1.0 through 0.16.1 Description ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients who have not paid. This occurs because the MPP.Plug.verify credential function in lib/mpp/plug.ex set...

PT-2026-93378

Name of the Vulnerable Software and Affected Versions ZenHive mpp versions 0.2.0 through 0.16.1 Description Improper validation of unsafe equivalence in input allows an unauthenticated remote client to bypass the Tempo duplicate-submission gate twice using a single signed transaction. In...

CVE-2026-17567: Authorization Bypass Through User-Controlled Key

The Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.2.8 via the 'transaction' parameter due to missing validation on a user controlled key. This...

CVE-2026-14183 Classified Listing < 5.3.9 - Subscriber+ Payment Receipt Disclosure via IDOR

The Classified Listing WordPress plugin before 5.3.9 does not verify that the order targeted by its payment-receipt handler belongs to the requesting user, allowing authenticated users with subscriber-level access to read the payment receipt details of any other user's order...

EUVD-2026-46162

The Classified Listing WordPress plugin before 5.3.9 does not verify that the order targeted by its payment-receipt handler belongs to the requesting user, allowing authenticated users with subscriber-level access to read the payment receipt details of any other user's order...

CVE-2026-14183: Authorization Bypass Through User-Controlled Key

The Classified Listing WordPress plugin before 5.3.9 does not verify that the order targeted by its payment-receipt handler belongs to the requesting user, allowing authenticated users with subscriber-level access to read the payment receipt details of any other user's order...

CVE-2026-34366

InvoiceShelf is an open-source web & mobile app that helps track expenses, payments and create professional invoices and estimates. Prior to version 2.2.0, a Server-Side Request Forgery SSRF vulnerability exists in the Payment receipt PDF generation module. User-supplied HTML in the payment Notes...

CVE-2026-34366

InvoiceShelf is an open-source web & mobile app that helps track expenses, payments and create professional invoices and estimates. Prior to version 2.2.0, a Server-Side Request Forgery SSRF vulnerability exists in the Payment receipt PDF generation module. User-supplied HTML in the payment Notes...

CVE-2026-34366 InvoiceShelf: SSRF in Payment Receipt PDF Rendering via Unsanitised HTML in Notes Field

InvoiceShelf is an open-source web & mobile app that helps track expenses, payments and create professional invoices and estimates. Prior to version 2.2.0, a Server-Side Request Forgery SSRF vulnerability exists in the Payment receipt PDF generation module. User-supplied HTML in the payment Notes...

CVE-2026-34366

CVE-2026-34366 affects InvoiceShelf prior to v2.2.0. An SSRF exists in the Payment receipt PDF generation module where user-supplied HTML in the Notes field is passed unsanitised to the Dompdf renderer, allowing remote resources to be fetched. The issue is exploitable directly via the PDF receipt...