CVE-2026-33657 EspoCRM: Stored HTML injection in email notifications about stream notes via unescaped post field

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-2026-33657

CVE-2026-33657 affects EspoCRM up to version 9.3.3, where an stored HTML injection vulnerability allows an authenticated user with standard privileges to inject HTML into system-generated email notifications. Root cause: server-side Handlebars templates render the unescaped post field (triple-bra...

CVE-2026-33657 EspoCRM: Stored HTML injection in email notifications about stream notes via unescaped post field

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-2026-33657

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...

EUVD-2026-22081

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-2026-33657 EspoCRM: Stored HTML injection in email notifications about stream notes via unescaped post field

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-2026-33534 EspoCRM has authenticated SSRF via internal-host validation bypass using alternative IPv4 notation

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below have an authenticated Server-Side Request Forgery SSRF vulnerability that allows bypassing the internal-host validation logic by using alternative IPv4 representations such as octal notation e.g.,...

EUVD-2026-22079

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below have an authenticated Server-Side Request Forgery SSRF vulnerability that allows bypassing the internal-host validation logic by using alternative IPv4 representations such as octal notation e.g.,...

CVE-2026-33534

EspoCRM

CVE-2026-33534 EspoCRM has authenticated SSRF via internal-host validation bypass using alternative IPv4 notation

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below have an authenticated Server-Side Request Forgery SSRF vulnerability that allows bypassing the internal-host validation logic by using alternative IPv4 representations such as octal notation e.g.,...

CVE-2026-33534

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below have an authenticated Server-Side Request Forgery SSRF vulnerability that allows bypassing the internal-host validation logic by using alternative IPv4 representations such as octal notation e.g.,...

CVE-2026-33534 EspoCRM has authenticated SSRF via internal-host validation bypass using alternative IPv4 notation

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below have an authenticated Server-Side Request Forgery SSRF vulnerability that allows bypassing the internal-host validation logic by using alternative IPv4 representations such as octal notation e.g.,...

CVE-2026-33740: Authorization Bypass Through User-Controlled Key

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...

EspoCRM 安全漏洞

EspoCRM is an open-source, web-based Customer Relationship Management system CRM developed by EspoCRM. This system offers features such as sales automation, community management, and customer support. EspoCRM versions 9.3.3 and earlier contained security vulnerabilities. These vulnerabilities wer...

PT-2026-32517

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 dns get record but the actual HTTP...

EspoCRM 代码问题漏洞

EspoCRM is an open-source, web-based Customer Relationship Management system CRM developed by EspoCRM. This system offers features such as sales automation, community management, and customer support. Versions of EspoCRM 9.3.3 and earlier contained code vulnerabilities. These vulnerabilities...

EspoCRM 安全漏洞

EspoCRM is an open-source, web-based Customer Relationship Management system CRM developed by EspoCRM. This system offers features such as sales automation, community management, and customer support. EspoCRM versions 9.3.3 and earlier contained security vulnerabilities. These vulnerabilities...

CVE-2026-33657: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

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-2026-33534: Server-Side Request Forgery (SSRF)

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below have an authenticated Server-Side Request Forgery SSRF vulnerability that allows bypassing the internal-host validation logic by using alternative IPv4 representations such as octal notation e.g.,...

PT-2026-32522

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...