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-2026-35391

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...

EUVD-2026-19480

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...

EUVD-2026-19479

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...

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...

EUVD-2026-18531

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to version 1.4.10, the verifyIdentity function contained logic that returned true if no session cookies were present. This allowed unauthenticated attackers to bypass security checks and access/modify user settings vi...

CVE-2026-26312

Stalwart is a mail and collaboration server. A denial-of-service vulnerability exists in Stalwart Mail Server versions 0.13.0 through 0.15.4 where accessing a specially crafted email containing malformed nested message/rfc822 MIME parts via IMAP or JMAP causes excessive CPU and memory consumption...

CVE-2026-26312 Stalwart Mail Server has Out-of-Memory Denial of Service via Malformed Nested MIME Messages

Stalwart is a mail and collaboration server. A denial-of-service vulnerability exists in Stalwart Mail Server versions 0.13.0 through 0.15.4 where accessing a specially crafted email containing malformed nested message/rfc822 MIME parts via IMAP or JMAP causes excessive CPU and memory consumption...

CVE-2026-26312 Stalwart Mail Server has Out-of-Memory Denial of Service via Malformed Nested MIME Messages

Stalwart is a mail and collaboration server. A denial-of-service vulnerability exists in Stalwart Mail Server versions 0.13.0 through 0.15.4 where accessing a specially crafted email containing malformed nested message/rfc822 MIME parts via IMAP or JMAP causes excessive CPU and memory consumption...

CVE-2026-26312

Stalwart Mail Server vulnerable in versions 0.13.0–0.15.4 to an out-of-memory Denial-of-Service when processing specially crafted emails with malformed nested message/rfc822 MIME parts via IMAP or JMAP. The issue stems from the mail-parser crate producing cyclical references that the server then ...

CVE-2026-26312 Stalwart Mail Server has Out-of-Memory Denial of Service via Malformed Nested MIME Messages

Stalwart is a mail and collaboration server. A denial-of-service vulnerability exists in Stalwart Mail Server versions 0.13.0 through 0.15.4 where accessing a specially crafted email containing malformed nested message/rfc822 MIME parts via IMAP or JMAP causes excessive CPU and memory consumption...

Stalwart Mail Server 安全漏洞

Stalwart Mail Server is an integrated email server developed by Stalwart Labs. Vulnerabilities exist in versions 0.13.0 to 0.15.4 of Stalwart Mail Server. These vulnerabilities stem from processing specially crafted emails that contain malformed message/rfc822 MIME parts. This can lead to excessi...

EUVD-2024-35230

Malicious code in bioql PyPI...

CVE-2025-61600 Unbounded Memory Allocation in Stalwart IMAP parser

Stalwart is a mail and collaboration server. Versions 0.13.3 and below contain an unbounded memory allocation vulnerability in the IMAP protocol parser which allows remote attackers to exhaust server memory, potentially triggering the system's out-of-memory OOM killer and causing a denial of...

PT-2025-40430

Name of the Vulnerable Software and Affected Versions Stalwart versions 0.13.3 and below Description Stalwart, a mail and collaboration server, has an issue where the IMAP protocol parser can allocate an unlimited amount of memory. This can allow a remote attacker to exhaust server memory,...

stalwart 安全漏洞

stalwart is a versatile mail and collaboration server open-sourced by Stalwart Labs. A security vulnerability exists in stalwart versions prior to 0.12.0 through 0.13.3, which stems from a memory exhaustion issue in the CalDAV implementation that could lead to a denial of service attack...

CVE-2024-35179

Stalwart Mail Server is an open-source mail server. Prior to version 0.8.0, when using RUNASUSER, the specified user and therefore, web interface admins can read arbitrary files as root. This issue affects admins who have set up to run stalwart with RUNASUSER who handed out admin credentials to t...

CVE-2024-35187

Stalwart Mail Server is an open-source mail server. Prior to version 0.8.0, attackers who achieved Arbitrary Code Execution as the stalwart-mail user including web interface admins can gain complete root access to the system. Usually, system services are run as a separate user not as root to...

CVE-2024-35187

Stalwart Mail Server is an open-source mail server. Prior to version 0.8.0, attackers who achieved Arbitrary Code Execution as the stalwart-mail user including web interface admins can gain complete root access to the system. Usually, system services are run as a separate user not as root to...

CVE-2024-35187

CVE-2024-35187 affects Stalwart Mail Server prior to version 0.8.0. Attacks achieving Arbitrary Code Execution as the stalwart-mail user (including web interface admins) can obtain complete root privileges, effectively breaking the intended service isolation. The issue is mitigated by upgrading t...