EUVD-2026-76774

aiosmtplib before 5.1.3 fails to properly validate email addresses supplied by callers, allowing attackers to inject ESMTP parameters into MAIL FROM and RCPT TO command lines. Attackers can craft malicious addresses containing spaces and angle brackets to append parameters like AUTH, NOTIFY, or...

CVE-2026-90467 aiosmtplib before 5.1.3 ESMTP Parameter Injection via unvalidated addresses

aiosmtplib before 5.1.3 fails to properly validate email addresses supplied by callers, allowing attackers to inject ESMTP parameters into MAIL FROM and RCPT TO command lines. Attackers can craft malicious addresses containing spaces and angle brackets to append parameters like AUTH, NOTIFY, or...

CVE-2026-90467

aiosmtplib before 5.1.3 fails to properly validate email addresses supplied by callers, allowing attackers to inject ESMTP parameters into MAIL FROM and RCPT TO command lines. Attackers can craft malicious addresses containing spaces and angle brackets to append parameters like AUTH, NOTIFY, or...

CVE-2026-90467

aiosmtplib before 5.1.3 fails to properly validate email addresses supplied by callers, enabling ESMTP parameter injection into MAIL FROM and RCPT TO envelope commands. Attackers can craft malicious addresses containing spaces and angle brackets to append parameters such as AUTH , NOTIFY , or ORC...

CVE-2026-90467 aiosmtplib before 5.1.3 ESMTP Parameter Injection via unvalidated addresses

aiosmtplib before 5.1.3 fails to properly validate email addresses supplied by callers, allowing attackers to inject ESMTP parameters into MAIL FROM and RCPT TO command lines. Attackers can craft malicious addresses containing spaces and angle brackets to append parameters like AUTH, NOTIFY, or...

PT-2026-90555

aiosmtplib before 5.1.3 fails to properly validate email addresses supplied by callers, allowing attackers to inject ESMTP parameters into MAIL FROM and RCPT TO command lines. Attackers can craft malicious addresses containing spaces and angle brackets to append parameters like AUTH, NOTIFY, or...

CVE-2026-90467: Improper Neutralization of Argument Delimiters in a Command

aiosmtplib before 5.1.3 fails to properly validate email addresses supplied by callers, allowing attackers to inject ESMTP parameters into MAIL FROM and RCPT TO command lines. Attackers can craft malicious addresses containing spaces and angle brackets to append parameters like AUTH, NOTIFY, or...

CVE-2026-78374

Joomla Extension - joomlart.com - Open mail relay via contact AJAX endpoint in T4 Page Builder extension 2.3.0 - The front-end JSON editor endpoint exposes an action called contact that requires no authentication, no CSRF token, no captcha when no captcha plugin is enabled and has no rate limitin...

CVE-2026-78374

T4 Page Builder (by joomlart.com) for Joomla, versions prior to 2.3.0 , is vulnerable to an open mail relay via its front-end JSON editor endpoint. The exposed contact action requires no authentication, no CSRF token, no captcha (when no captcha plugin is enabled), and has no rate limiting. An at...

CVE-2026-78374 Joomla Extension - joomlart.com - Open mail relay via contact AJAX endpoint in T4 Page Builder extension < 2.3.0

Joomla Extension - joomlart.com - Open mail relay via contact AJAX endpoint in T4 Page Builder extension 2.3.0 - The front-end JSON editor endpoint exposes an action called contact that requires no authentication, no CSRF token, no captcha when no captcha plugin is enabled and has no rate limitin...

EUVD-2026-75386

Joomla Extension - joomlart.com - Open mail relay via contact AJAX endpoint in T4 Page Builder extension 2.3.0 - The front-end JSON editor endpoint exposes an action called contact that requires no authentication, no CSRF token, no captcha when no captcha plugin is enabled and has no rate limitin...

CVE-2026-78374 Joomla Extension - joomlart.com - Open mail relay via contact AJAX endpoint in T4 Page Builder extension < 2.3.0

Joomla Extension - joomlart.com - Open mail relay via contact AJAX endpoint in T4 Page Builder extension 2.3.0 - The front-end JSON editor endpoint exposes an action called contact that requires no authentication, no CSRF token, no captcha when no captcha plugin is enabled and has no rate limitin...

PYSEC-2026-3833 eml_parser has parser DoS via deeply nested parentheses in e-mail headers

Summary emlparser uses the email.utils.getaddresses function from the CPython standard library to parse e-mail headers that contain e-mail addresses such as To, Cc, Bcc, From, Reply-To, Sender, .... When the input header contains a deeply nested CFWS comment / folding white space construct, the...

CVE-2026-61910

A flaw was found in cyrus-imapd. An authenticated user with specific permissions on another user's mailbox could alter its special-use annotation. This manipulation might allow the user to change the shared mailbox's role, potentially causing unintended mail content to be written to it and shared...

net/mail: golang: Go net/mail: Denial of Service via crafted email inputs

A flaw was found in the net/mail package of the Go programming language. An attacker could provide specially crafted inputs to the ParseAddress, ParseAddressList, or ParseDate functions. This could lead to excessive consumption of CPU and memory resources, resulting in a Denial of Service DoS for...

net/mail: golang: net/mail: Denial of Service via pathological email address parsing

A flaw was found in the net/mail package within the Go standard library. A remote attacker could provide specially crafted, pathological email addresses. When these malformed email addresses are parsed by the consumePhrase function, it can lead to excessive resource consumption due to quadratic...

AlmaLinux 10 : opentelemetry-collector (ALSA-2026:65116)

The remote AlmaLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:65116 advisory. net/mail: golang: net/mail: Denial of Service via pathological email address parsing CVE-2026-42499 net/mail: golang: Go net/mail: Denial of Service via...

MiracleLinux 8 : grafana-9.2.10-33.el8_10 (AXSA:2026-1795:29)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1795:29 advisory. net/mail: golang: net/mail: Denial of Service via pathological email address parsing CVE-2026-42499 net/mail: golang: Go net/mail: Denial of Service...

CVE-2026-78374: Insertion of Sensitive Information Into Sent Data

Joomla Extension - joomlart.com - Open mail relay via contact AJAX endpoint in T4 Page Builder extension 2.3.0 - The front-end JSON editor endpoint exposes an action called contact that requires no authentication, no CSRF token, no captcha when no captcha plugin is enabled and has no rate limitin...

AlmaLinux 9 : opentelemetry-collector (ALSA-2026:65117)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:65117 advisory. net/mail: golang: net/mail: Denial of Service via pathological email address parsing CVE-2026-42499 net/mail: golang: Go net/mail: Denial of Service via...