CVE-2026-35390 Content-Security-Policy was set to Report-Only mode, failing to block XSS attacks

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the reverse proxy proxy.ts set the Content-Security-Policy-Report-Only header instead of the enforcing Content-Security-Policy header. This means cross-site scripting XSS attacks were logged but not blocked...

CVE-2026-35389

CVE-2026-35389 affects Bulwark Webmail (self-hosted client for Stalwart Mail Server). Before version 1.4.11, S/MIME signature verification did not validate the certificate trust chain (checkChain: false), causing emails signed with self-signed or untrusted certificates to appear as having a valid...

CVE-2026-35389 Bulwark Webmail S/MIME signature verification accepted self-signed certificates

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

EUVD-2026-19478

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

CVE-2026-35389

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

CVE-2026-35389 Bulwark Webmail S/MIME signature verification accepted self-signed certificates

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

CVE-2026-35389 Bulwark Webmail S/MIME signature verification accepted self-signed certificates

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

Bulwark Webmail 安全漏洞

Bulwark Webmail is an open-source, self-hosted webmail client developed by Bulwark Mail. Versions of Bulwark Webmail prior to 1.4.11 contained security vulnerabilities. These vulnerabilities stemmed from the getClientIP function, which trusted the X-Forwarded-For header provided by the client. Th...

Bulwark Webmail 信任管理问题漏洞

Bulwark Webmail is an open-source, self-hosted webmail client developed by Bulwark Mail. Versions of Bulwark Webmail prior to 1.4.11 had a trust management vulnerability. This vulnerability stemmed from the lack of checking the certificate trust chain during S/MIME signature verification, which...

Bulwark Webmail 跨站脚本漏洞

Bulwark Webmail is an open-source, self-hosted webmail client developed by Bulwark Mail. Versions of Bulwark Webmail prior to 1.4.11 contained a cross-site scripting vulnerability. This vulnerability stemmed from the Content-Security-Policy-Report-Only header being set as a mandatory header inste...

PT-2026-30729

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the getClientIP function in lib/admin/session.ts trusted the first leftmost entry of the X-Forwarded-For header, which is fully controlled by the client. An attacker could forge their source IP address to...

PT-2026-30727

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain checkChain: false. Any email signed with a self-signed or untrusted certificate was displayed as having a valid signature. This...

PT-2026-30728

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the reverse proxy proxy.ts set the Content-Security-Policy-Report-Only header instead of the enforcing Content-Security-Policy header. This means cross-site scripting XSS attacks were logged but not blocked...

Linux Distros Unpatched Vulnerability : CVE-2026-35545

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Roundcube Webmail before 1.5.15 and 1.6.15. The remote image blocking feature can be bypassed via SVG content in an e-mail message...

Linux Distros Unpatched Vulnerability : CVE-2026-35542

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via a crafted background attribute of a...

Linux Distros Unpatched Vulnerability : CVE-2026-35541

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Incorrect password comparison in the password plugin could lead to type confusion that...

Linux Distros Unpatched Vulnerability : CVE-2026-35544

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to ...

Linux Distros Unpatched Vulnerability : CVE-2026-35537

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Unsafe deserialization in the redis/memcache session handler may lead to arbitrary file...

Linux Distros Unpatched Vulnerability : CVE-2026-35543

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via SVG content with animate attributes...

Linux Distros Unpatched Vulnerability : CVE-2026-35540

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF ...