ruby:3.3 security update

ruby 3.3.12-9 - Fix memory exhaustion via unknown DNS resource types in resolv. CVE-2026-80212 Resolves: RHEL-252039 3.3.12-8 - Upgrade to Ruby 3.3.12. Resolves: RHEL-171335 Resolves: RHEL-193665 3.3.10-7 - Fix DoS via crafted IMAP responses in net-imap. CVE-2026-42245 Resolves: RHEL-181693 - Fix...

PT-2026-102528

Improper neutralization of CRLF sequences in IMAP command construction in psyb0t/docker-mailbox before 0.4.13 allows a remote unauthenticated attacker, when bearer-token authentication is not configured, to inject additional IMAP commands into an authenticated upstream mailbox connection via...

Important: dovecot

Issue Overview: An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed. The message is still delivered, but reading it over IMAP can exhaust...

Oracle Linux 9 : ruby:3.3 (ELSA-2026-72485)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-72485 advisory. - Fix memory exhaustion via unknown DNS resource types in resolv. CVE-2026-80212 Resolves: RHEL-252039 - Fix DoS via crafted IMAP responses in net-imap...

Oracle Linux 9 : ruby:4.0 (ELSA-2026-72484)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-72484 advisory. - Fix resolv: do not register on-demand classes for unknown DNS types and SvcParamKeys to prevent memory exhaustion CVE-2026-80212 Resolves: RHEL-252035 - Fix...

Debian dsa-6526 : dovecot-auth-lua - security update

The remote Debian 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6526 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6526-1 [email protected] https://www.debian.org/securit...

Important: thunderbird

Issue Overview: Triggering an error condition in certain MIME bodies would cause uninitialized memory to be used. This vulnerability was fixed in Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. CVE-2026-84639 A maliciously constructed mail header could lead to a one byte read past the...

CVE-2026-100741

Eval injection in the JScript event-script dispatcher in Progressive Robot Ltd's hMailServer, versions 6.0.0 through 6.3.3 on Windows, allows a remote, unauthenticated attacker to run arbitrary JScript inside the hMailServer service process, with the privileges of the service account, via a...

CVE-2026-100741 Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') in hMailServer

Eval injection in the JScript event-script dispatcher in Progressive Robot Ltd's hMailServer, versions 6.0.0 through 6.3.3 on Windows, allows a remote, unauthenticated attacker to run arbitrary JScript inside the hMailServer service process, with the privileges of the service account, via a...

PT-2026-99509

Name of the Vulnerable Software and Affected Versions hMailServer versions 6.0.0 through 6.3.3 Description An eval injection exists in the JScript event-script dispatcher on Windows. A remote, unauthenticated attacker can execute arbitrary JScript within the service process using the privileges o...

CVE-2026-57443

SCBE-AETHERMOORE is a geometric AI governance and evaluation framework. Starting in version 4.0.2 and prior to version 4.2.1, the AetherBrowser API server scripts/aetherbrowser/apiserver.py exposes the POST /api/ops/check-email endpoint without any authentication. Any remote attacker can call thi...

CVE-2026-100389

GestSup versions before 3.2.62 contain a remote code execution vulnerability in the basic IMAP connector's attachment handling that fails to skip blocked file extensions. Unauthenticated attackers can send emails with PHP attachments to monitored mailboxes, which are written to the web-accessible...

CVE-2026-57443 SCBE-AETHERMOORE Unauthenticated AetherBrowser Ops API Exposes Operator Email Digests

SCBE-AETHERMOORE is a geometric AI governance and evaluation framework. Starting in version 4.0.2 and prior to version 4.2.1, the AetherBrowser API server scripts/aetherbrowser/apiserver.py exposes the POST /api/ops/check-email endpoint without any authentication. Any remote attacker can call thi...

CVE-2026-100389 GestSup before 3.2.62 Remote Code Execution via IMAP Attachment

GestSup versions before 3.2.62 contain a remote code execution vulnerability in the basic IMAP connector's attachment handling that fails to skip blocked file extensions. Unauthenticated attackers can send emails with PHP attachments to monitored mailboxes, which are written to the web-accessible...

CVE-2026-100389 GestSup before 3.2.62 Remote Code Execution via IMAP Attachment

GestSup versions before 3.2.62 contain a remote code execution vulnerability in the basic IMAP connector's attachment handling that fails to skip blocked file extensions. Unauthenticated attackers can send emails with PHP attachments to monitored mailboxes, which are written to the web-accessible...

EUVD-2026-87326

GestSup versions before 3.2.61 contain a remote code execution vulnerability in the basic IMAP connector's attachment handling that fails to skip blocked file extensions. Unauthenticated attackers can send emails with PHP attachments to monitored mailboxes, which are written to the web-accessible...

CVE-2026-100389

GestSup versions prior to 3.2.61 are vulnerable to remote code execution (RCE) due to a flaw in the basic IMAP connector's attachment handling. The system fails to skip blocked file extensions, allowing unauthenticated attackers to send emails containing PHP attachments to monitored mailboxes. Th...

curl: IMAP literal size truncation on 32-bit platforms corrupts downloads and desynchronizes the response parser

Summary On 32-bit builds of libcurl, the IMAP FETCH handler truncates a server-announced literal size size from curlofft 64-bit to sizet 32-bit when it decides how many already-buffered bytes belong to the literal body. When a malicious or malfunctioning IMAP server announces a literal whose size...

CVE-2026-100389: Unrestricted Upload of File with Dangerous Type

GestSup versions before 3.2.62 contain a remote code execution vulnerability in the basic IMAP connector's attachment handling that fails to skip blocked file extensions. Unauthenticated attackers can send emails with PHP attachments to monitored mailboxes, which are written to the web-accessible...

PT-2026-99109

Name of the Vulnerable Software and Affected Versions GestSup versions prior to 3.2.61 Description An issue exists in the basic IMAP connector's attachment handling that fails to skip blocked file extensions. Unauthenticated attackers can send emails containing PHP attachments to monitored...