EspoCRM <= 9.3.3 - Server-Side Request Forgery

EspoCRM = 9.3.3 contains an authenticated server-side request forgery caused by improper internal-host validation using alternative IPv4 formats in HostCheck::isNotInternalHost, letting authenticated users access internal resources via /api/v1/Attachment/fromImageUrl endpoint. id: CVE-2026-33534...

CVE-2026-33659

EspoCRM is an open source customer relationship management application. In versions 9.3.3 and below, the POST /api/v1/Attachment/fromImageUrl endpoint is vulnerable to Server-Side Request Forgery SSRF via a DNS rebinding TOCTOU condition. Host validation uses dnsgetrecord but the actual HTTP...

CVE-2026-41141

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, the POST /api/v1/EmailTemplate/:id/prepare endpoint accepts an emailAddress parameter and resolves the owning entity Contact, Lead, Account, or User without performing an ACL check. An authenticated user with...

CVE-2026-33657

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below have a stored HTML injection vulnerability that allows any authenticated user with standard non-administrative privileges to inject arbitrary HTML into system-generated email notifications by crafting...

CVE-2026-33740

EspoCRM is an open source customer relationship management application. In versions 9.3.3 and below, the POST /api/v1/Email/importEml endpoint contains an Insecure Direct Object Reference IDOR vulnerability where the attacker-supplied fileId parameter is used to fetch any attachment directly from...

CVE-2026-33656

EspoCRM is an open source customer relationship management application. Prior to version 9.3.4, EspoCRM's built-in formula scripting engine allowing updating attachment's sourceId thus allowing an authenticated admin to overwrite the sourceId field on Attachment entities. Because sourceId is...

CVE-2026-33733

EspoCRM is an open source customer relationship management application. Prior to version 9.3.4, the admin template management endpoints accept attacker-controlled name and scope values and pass them into template path construction without normalization or traversal filtering. As a result, an...

📄 EspoCRM 9.3.3 Server-Side Request Forgery

EspoCRM version 9.3.3 suffers from an authenticated server-side request forgery vulnerability. Exploit Title: EspoCRM 9.3.3 - Authenticated SSRF via Alternative IPv4 Notation Google Dork: N/A Date: 2026-05-08 Exploit Author: Max Gabriel https://github.com/EntroVyx Vendor Homepage:...

CVE-2026-41160

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, a business logic flaw Broken Access Control in EspoCRM 9.3.3 allows low-privileged users to pin arbitrary notes without having the required edit permissions for the parent object. Due to a "write first,...

CVE-2026-41141 EspoCRM: IDOR in EmailTemplate Prepare Endpoint Leaks Entity Data via Email Address Lookup

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, the POST /api/v1/EmailTemplate/:id/prepare endpoint accepts an emailAddress parameter and resolves the owning entity Contact, Lead, Account, or User without performing an ACL check. An authenticated user with...

CVE-2026-41141

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, the POST /api/v1/EmailTemplate/:id/prepare endpoint accepts an emailAddress parameter and resolves the owning entity Contact, Lead, Account, or User without performing an ACL check. An authenticated user with...

CVE-2026-41141 EspoCRM: IDOR in EmailTemplate Prepare Endpoint Leaks Entity Data via Email Address Lookup

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, the POST /api/v1/EmailTemplate/:id/prepare endpoint accepts an emailAddress parameter and resolves the owning entity Contact, Lead, Account, or User without performing an ACL check. An authenticated user with...

EUVD-2026-32947

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, the POST /api/v1/EmailTemplate/:id/prepare endpoint accepts an emailAddress parameter and resolves the owning entity Contact, Lead, Account, or User without performing an ACL check. An authenticated user with...

CVE-2026-41141

EspoCRM prior to 9.3.5 is vulnerable via POST /api/v1/EmailTemplate/:id/prepare where providing an emailAddress lets an authenticated user with EmailTemplate read permission resolve the owning entity (Contact/Lead/Account/User) without ACL checks, leaking all field values and bypassing read: own/...

CVE-2026-41160

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, a business logic flaw Broken Access Control in EspoCRM 9.3.3 allows low-privileged users to pin arbitrary notes without having the required edit permissions for the parent object. Due to a "write first,...

EUVD-2026-32946

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, a business logic flaw Broken Access Control in EspoCRM 9.3.3 allows low-privileged users to pin arbitrary notes without having the required edit permissions for the parent object. Due to a "write first,...

CVE-2026-41160 EspoCRM: Broken Access Control / IDOR in Note Pinning API allows unauthorized modification of notes

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, a business logic flaw Broken Access Control in EspoCRM 9.3.3 allows low-privileged users to pin arbitrary notes without having the required edit permissions for the parent object. Due to a "write first,...

CVE-2026-41160 EspoCRM: Broken Access Control / IDOR in Note Pinning API allows unauthorized modification of notes

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, a business logic flaw Broken Access Control in EspoCRM 9.3.3 allows low-privileged users to pin arbitrary notes without having the required edit permissions for the parent object. Due to a "write first,...

CVE-2026-41160

CVE-2026-41160 describes a Broken Access Control (IDOR) in EspoCRM prior to 9.3.5 where low-privilege users could pin notes without proper edit permissions due to a write-first, authorize-later flaw in the POST /api/v1/Note/{id}/pin path. The root cause is in application/Espo/Tools/Stream/Api/Pos...

PT-2026-44407

EspoCRM is an open source customer relationship management application. Prior to 9.3.5, the POST /api/v1/EmailTemplate/:id/prepare endpoint accepts an emailAddress parameter and resolves the owning entity Contact, Lead, Account, or User without performing an ACL check. An authenticated user with...