NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

CVE-2026-40684

A flaw was found in Exim, specifically on systems utilizing musl libc. A remote attacker can exploit this vulnerability by providing malformed DNS data within PTR records. This can lead to the mail transfer agent MTA connection instance crashing, resulting in a Denial of Service DoS for affected...

dotnet: Dotnet: SMTP Command Injection and Header Injection via MailAddress parsing flaw

A flaw was found in the .NET runtime System.Net.Mail in how email address data is parsed. Improper neutralization of special characters, specifically carriage return and line feed CR/LF sequences, may allow specially crafted email address input to be interpreted incorrectly. An attacker could...

Important: Red Hat Security Advisory: .NET 8.0 security update

An update for .NET 8.0 is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: nginx security update

An update for nginx is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

WordPress WP Mail Gateway plugin <= 1.8 - Missing Authorization to Authenticated (Subscriber+) SMTP Configuration Modification vulnerability

Missing Authorization to Authenticated Subscriber+ SMTP Configuration Modification vulnerability discovered by Nabil Irawan - Heroes Cyber Security in WordPress Plugin WP Mail Gateway versions = 1.8...

CLSA-2026-1777977059 dovecot: Fix of CVE-2026-27857

CVE-2026-27857: limit the number of open IMAP parser lists in imap-login to prevent excessive memory usage from deeply nested parentheses e.g. NOOP...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

CLSA-2026-1777946242 php: Fix of 13 CVEs

CVE-2018-14883: fix int overflow leading to heap overflow in exifthumbnailextract - CVE-2019-6977: fix imagecolormatch out-of-bounds write on heap in GD - CVE-2019-9022: fix memcpy with negative length via crafted DNS response - CVE-2019-9640: fix invalid read in exifprocessSOFn - CVE-2019-11042:...

PT-2026-37296

Name of the Vulnerable Software and Affected Versions AVideo versions prior to 29.0 Description An issue exists in the 'objects/sendEmail.json.php' endpoint where the absence of the contactForm parameter allows unauthenticated users to send emails to arbitrary recipients. When this parameter is...

RHEL 9 : nginx (RHSA-2026:13839)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:13839 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage...

RHEL 9 : nginx (RHSA-2026:13680)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:13680 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage...

GHSA-HM49-WCQC-G2XG net-imap vulnerable to command Injection via "raw" arguments to multiple commands

Summary Several Net::IMAP commands accept a raw string argument that is sent to the server without validation or escaping. If this string is derived from user-controlled input, it may contain contain CRLF sequences, which an attacker can use to inject arbitrary IMAP commands. Details Net::IMAP's...

GHSA-Q2MW-FVJ9-VVCW net-imap has quadratic complexity when reading response literals

Summary Net::IMAP::ResponseReader has quadratic time complexity when reading large responses containing many string literals. A hostile server can send responses which are crafted to exhaust the client's CPU for a denial of service attack. Details For each literal in a response, ResponseReader...

CVE-2026-6963

The WP Mail Gateway plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the wmgsaveproviderconfig AJAX action in all versions up to, and including, 1.8. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update...

CVE-2026-25863

Conditional Fields for Contact Form 7 WordPress plugin through version 2.7.2 contains an uncontrolled resource consumption vulnerability in the Wpcf7cfMailParser class where the hidehiddenmailfieldsregexcallback method reads an iteration count directly from user-supplied POST parameters without...

CVE-2026-25863

Vulnerability summary (CVE-2026-25863): The WordPress plugin “Conditional Fields for Contact Form 7” (CF7 Conditional Fields), affected up to version 2.6.7, contains an uncontrolled resource consumption issue in Wpcf7cfMailParser.hide_hidden_mail_fields_regex_callback(). The method reads an itera...

CVE-2026-25863

Conditional Fields for Contact Form 7 WordPress plugin through version 2.7.2 contains an uncontrolled resource consumption vulnerability in the Wpcf7cfMailParser class where the hidehiddenmailfieldsregexcallback method reads an iteration count directly from user-supplied POST parameters without...

JLSEC-2026-428 When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a...

When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host...