PT-2026-53070

Summary A CRLF injection vulnerability in Laravel's email validation, in combination with how Symfony Mailer and Symfony Mime handle certain character sequences, may allow an unauthenticated attacker to interfere with outbound email processing in applications that send mail to user-supplied...

CVE-2025-66391

In Citrix Cloud through 2025-11-10, an account with read-only access can trigger the beginning of a workflow for write operations, e.g., the system will send a one-time password to an attacker-controlled email address when the attacker attempts to reset the password of a user account...

CVE-2024-27928: Use of Single-factor Authentication

vantage6 is an open-source infrastructure for privacy preserving analysis. Prior to version 5.0.0, if an attacker hacks into a vantage6 user's email account, they can 1 reset the password via email and then 2 reset the 2FA token via email. This way they reduce 2FA to 1FA email access. Note that...

PT-2026-50389

Name of the Vulnerable Software and Affected Versions Citrix Cloud versions prior to 2025-11-10 Description An authorization flaw allows an account with read-only access to trigger the start of workflows intended for write operations. For example, an attacker can initiate a password reset process...

CVE-2026-48780

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of a2ab6d4. As a workaround,...

CVE-2026-48780 Forem vulnerable to bypass of email address domain restrictions

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of a2ab6d4. As a workaround,...

CVE-2026-48780 Forem vulnerable to bypass of email address domain restrictions

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of a2ab6d4. As a workaround,...

EUVD-2026-37120

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of a2ab6d4. As a workaround,...

CVE-2026-48780 Forem vulnerable to bypass of email address domain restrictions

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of a2ab6d4. As a workaround,...

Regular Expression Denial of Service (ReDoS)

Overview bleach is a whitlist-based HTML sanitizing library that escapes or strips markup and attributes. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the LinkifyFilter.handleemailaddresses function. An attacker can cause excessive CPU...

Bleach linkify(parse_email=True) CPU exhaustion via unbounded email regex scanning

Summary Bleach 6.3.0 exposes a documented email-linkification path through bleach.linkify..., parseemail=True. The implementation scans attacker-controlled text with EMAILRE.finditer over the full character token and has no length, timeout, or linear prefilter before applying the dot-atom email...

GHSA-G75F-G53V-794X Bleach linkify(parse_email=True) CPU exhaustion via unbounded email regex scanning

Summary Bleach 6.3.0 exposes a documented email-linkification path through bleach.linkify..., parseemail=True. The implementation scans attacker-controlled text with EMAILRE.finditer over the full character token and has no length, timeout, or linear prefilter before applying the dot-atom email...

BIT-DISCOURSE-2026-44784 Discourse: Non-staff group owners can see email password in plaintext through group history

Discourse is an open-source discussion platform. From versions 2026.1.0 to before 2026.1.4, 2026.3.0 to before 2026.3.1, and 2026.4.0 to before 2026.4.1, group owners who are not necessarily admins or moderators can view a group's outgoing email/SMTP credentials in plaintext via the group history...

BIT-DISCOURSE-2026-44780 Discourse: Category queue reviewers can read raw incoming emails from queued posts

Discourse is an open-source discussion platform. From versions 2026.1.0 to before 2026.1.4, 2026.3.0 to before 2026.3.1, and 2026.4.0 to before 2026.4.1, ReviewableQueuedPostSerializer unconditionally included payload"rawemail" for posts that arrived via incoming email. Category moderation group...

Fake Microsoft Alerts Used to Deploy North Korean NarwhalRAT Malware

The North Korean state-sponsored hacking group known as ScarCruft aka APT37 has been observed using spear-phishing messages impersonating Microsoft Account security notifications to deliver a new malware called NarwhalRAT. "The attack email contained a message impersonating an MS account security...

PT-2026-49717

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of a2ab6d4. As a workaround,...

CVE-2026-48780: Improper Authentication

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of a2ab6d4. As a workaround,...

PT-2026-52868

Summary Bleach 6.3.0 exposes a documented email-linkification path through bleach.linkify..., parse email=True. The implementation scans attacker-controlled text with EMAIL RE.finditer over the full character token and has no length, timeout, or linear prefilter before applying the dot-atom email...

EUVD-2026-36960

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

EUVD-2026-36747

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...