Microsoft Defender email security benchmarking: Key insights from one year of data

Microsoft publishes quarterly email security benchmarking data comparing Microsoft Defender against secure email gateway SEG and integrated cloud email security ICES vendors using real-world threat telemetry. A year ago, we set out to change how email security effectiveness is measured. With our...

CVE-2026-49757

Authentication Bypass by Spoofing vulnerability in team-alembic AshAuthentication allows account takeover of local users via OAuth2/OIDC sign-in. AshAuthentication's OAuth2 and OIDC family strategies matched the local user by email address an upsert on the email field, or a user-defined sign-in...

The Onboarding Password Mistake That Creates Unnecessary Risk

Employee onboarding is a busy time for IT teams. New starters need devices, accounts, access permissions, and passwords, all delivered within a tight timeframe. That usually means sharing a temporary "first-day" password so employees can access systems for the first time. The issue is that these...

CVE-2026-49757

AshAuthentication (versions before 4.14.0 and before 5.0.0-rc.10) is vulnerable to an authentication bypass where OAuth2/OIDC sign-in matches local users by email rather than the issuer/sub identity. An attacker able to provide a victim’s email to an OAuth provider could be signed in to the victi...

CVE-2026-49757 OAuth2/OIDC account takeover in AshAuthentication via email-based user matching

Authentication Bypass by Spoofing vulnerability in team-alembic AshAuthentication allows account takeover of local users via OAuth2/OIDC sign-in. AshAuthentication's OAuth2 and OIDC family strategies matched the local user by email address an upsert on the email field, or a user-defined sign-in...

CVE-2026-49757 OAuth2/OIDC account takeover in AshAuthentication via email-based user matching

Authentication Bypass by Spoofing vulnerability in team-alembic AshAuthentication allows account takeover of local users via OAuth2/OIDC sign-in. AshAuthentication's OAuth2 and OIDC family strategies matched the local user by email address an upsert on the email field, or a user-defined sign-in...

CVE-2026-49757 OAuth2/OIDC account takeover in AshAuthentication via email-based user matching

Authentication Bypass by Spoofing vulnerability in team-alembic AshAuthentication allows account takeover of local users via OAuth2/OIDC sign-in. AshAuthentication's OAuth2 and OIDC family strategies matched the local user by email address an upsert on the email field, or a user-defined sign-in...

EEF-CVE-2026-49757 OAuth2/OIDC account takeover in AshAuthentication via email-based user matching

Summary Authentication Bypass by Spoofing vulnerability in team-alembic AshAuthentication allows account takeover of local users via OAuth2/OIDC sign-in. AshAuthentication's OAuth2 and OIDC family strategies matched the local user by email address an upsert on the email field, or a user-defined...

CVE-2026-36537

ThingsBoard v4.3.0.1 is vulnerable to an authentication bypass during the OAuth authorization code exchange. The application improperly trusts user-supplied identity data within the user parameter of the /login/oauth2/code/ endpoint. By manipulating the email address in this JSON object, a remote...

PT-2026-49287

Name of the Vulnerable Software and Affected Versions ThingsBoard version 4.3.0.1 Description An authentication bypass exists during the OAuth authorization code exchange. The application improperly trusts user-supplied identity data within the user parameter of the '/login/oauth2/code/' endpoint...

CVE-2026-39530: Improper Neutralization of Special Elements used in an SQL Command

Unauthenticated SQL Injection in SpeakOut! Email Petitions = 4.6.5 versions...

CVE-2026-42668: Authentication Bypass Using an Alternate Path or Channel

Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend = 1.18.0 versions...

PT-2026-49459

Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend = 1.18.0 versions...

CVE-2026-36537

ThingsBoard v4.3.0.1 is vulnerable to an authentication bypass during the OAuth authorization code exchange. The application improperly trusts user-supplied identity data within the user parameter of the /login/oauth2/code/ endpoint. By manipulating the email address in this JSON object, a remote...

CVE-2026-36537

ThingsBoard v4.3.0.1 is vulnerable to an authentication bypass during the OAuth authorization code exchange. The application improperly trusts user-supplied identity data within the user parameter of the /login/oauth2/code/ endpoint. By manipulating the email address in this JSON object, a remote...

PT-2026-49398

Unauthenticated SQL Injection in SpeakOut! Email Petitions = 4.6.5 versions...

PT-2026-49202

Name of the Vulnerable Software and Affected Versions ash authentication versions 0.1.0 through 4.13.x ash authentication versions 5.0.0-rc.0 through 5.0.0-rc.9 Description An authentication bypass by spoofing allows account takeover of local users during OAuth2 or OIDC sign-in. The issue occurs...

openSUSE 16 Security Update : python-Django (openSUSE-SU-2026:20937-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20937-1 advisory. Changes in python-Django: - CVE-2026-6873: Signed cookie salt namespace collision bsc1267578 - CVE-2026-7666: Potential unencrypted email...

EUVD-2026-36647

The Page Builder: Pagelayer – Drag and Drop website builder plugin for WordPress is vulnerable to Incorrect Authorization in all versions up to, and including, 2.0.9. This is due to the pagelayersavecontent AJAX handler allowing users with basic post-edit capability to persist...

EUVD-2026-36629

Capgo before 12.128.2 contains a denial of service vulnerability allowing attackers to register accounts using arbitrary email addresses without verification, then initiate deletion to lock emails in pending deletion state. Attackers can permanently lock legitimate users out of the platform for 3...