CVE-2026-17600

Sonatype Nexus Repository 3 did not immediately terminate a user's active login session or revoke their cached permissions when that user's account was deleted, deactivated, or had its password changed. A user whose account was already logged in at the time of one of these actions could continue...

CVE-2026-19264

Postiz is an open-source social media scheduling tool. The route that serves locally stored media joins URL-supplied path segments onto the upload directory and streams the file without normalising the path or confining it to that directory, and the route requires no authentication. Raw...

CVE-2026-19264 Unauthenticated arbitrary file read via /uploads path traversal (URL-encoded separators) leading to instance takeover

Postiz is an open-source social media scheduling tool. The route that serves locally stored media joins URL-supplied path segments onto the upload directory and streams the file without normalising the path or confining it to that directory, and the route requires no authentication. Raw...

EUVD-2026-54488

Postiz is an open-source social media scheduling tool. The route that serves locally stored media joins URL-supplied path segments onto the upload directory and streams the file without normalising the path or confining it to that directory, and the route requires no authentication. Raw...

CVE-2026-19264

Postiz is an open-source social media scheduling tool affected by CVE-2026-19264. The vulnerability arises in the route that serves locally stored media, which concatenates URL path segments into the upload directory and streams files without proper path normalization or directory confinement. UR...

CVE-2026-19264 Unauthenticated arbitrary file read via /uploads path traversal (URL-encoded separators) leading to instance takeover

Postiz is an open-source social media scheduling tool. The route that serves locally stored media joins URL-supplied path segments onto the upload directory and streams the file without normalising the path or confining it to that directory, and the route requires no authentication. Raw...

New NatJack Attacks Hijack TCP Sessions and Spoof DNS by Manipulating NAT Tables

Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation NAT connection state to hijack active TCP sessions, spoof DNS responses, expose mapped ports, and exhaust NAT tables. Presented at Black Hat USA 2026, the research found...

CVE-2026-16262 Estatik < 4.3.3 - Login CSRF

The Estatik Real Estate Plugin WordPress plugin before 4.3.3 does not bind its OAuth social login flow to the initiating user session, allowing an unauthenticated attacker to log a victim into an attacker-controlled account login CSRF, so that the victim's subsequent activity is stored under and...

CPDLC over ATN-B1 Vulnerabilities

ADVISORY SUMMARY ATN-B1 CPDLC relies on legacy clear text unauthenticated radio frequency links. Research demonstrates that these characteristics allow unauthorized message injection, denial-of-service conditions, and forced session resets. These vulnerabilities do not constitute an unsafe...

EUVD-2026-54298

The DataPress Dataverse Integration WordPress plugin before 2.91 does not properly restrict access to its template rendering feature and exposes the viewing user's data to it, allowing users with a role as low as Contributor to disclose sensitive information, such as the session cookies of higher...

CVE-2026-37171

CVE-2026-37171 affects SuperTokens Core, versions 6.0.0 to 11.4.0. The root cause is a lack of tenant separation, enabling an authenticated party in one tenant to access sessions, data, and endpoints of another tenant. The CVSS 3.1 base score is 5.9 (Medium) with vectors: AV:N/AC:H/PR:L/UI:N/S:U/...

SimpleHelp 5.5.x < 5.5.16 OIDC Authentication Bypass

The version of SimpleHelp running on the remote web server is 5.5.x prior to 5.5.16 or a 6.0 pre-release prior to 6.0 RC2. It is, therefore, affected by an authentication bypass vulnerability in the OIDC authentication flow. When OIDC authentication is configured, identity tokens submitted during...

CVE-2026-5336

The DataPress Dataverse Integration WordPress plugin before 2.91 does not properly restrict access to its template rendering feature and exposes the viewing user's data to it, allowing users with a role as low as Contributor to disclose sensitive information, such as the session cookies of higher...

CVE-2026-48079

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, when a user navigates to the /logout page, the page's server-side load handler deletes the accesstoken cookie before calling /api/auth/logout via an internal...

CVE-2026-48079 OpenReception's logout page clears local access_token before server-side revocation, leaving duplicated tokens valid until expiry

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, when a user navigates to the /logout page, the page's server-side load handler deletes the accesstoken cookie before calling /api/auth/logout via an internal...

CVE-2026-48079

OpenReception’s OpenReception appointment-booking software before v1.0.2 suffers a logout-order flaw: the logout page deletes the access_token cookie before invoking the server-side logout. As a result, internal fetches for /api/auth/logout run without the auth cookie, so apiAuthHandle rejects th...

CVE-2026-48079 OpenReception's logout page clears local access_token before server-side revocation, leaving duplicated tokens valid until expiry

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, when a user navigates to the /logout page, the page's server-side load handler deletes the accesstoken cookie before calling /api/auth/logout via an internal...

crypto/tls: crypto/tls: Incorrect certificate validation during TLS session resumption

A flaw was found in the crypto/tls component. This vulnerability occurs during Transport Layer Security TLS session resumption when certificate authority CA settings are modified between the initial and resumed handshakes. An attacker could exploit this to bypass certificate validation, allowing ...

CVE-2026-56846

A flaw was found in Node.js's handling of HTTP/2. This vulnerability allows a remote attacker to bypass maxSessionMemory limits by sending specially crafted HTTP/2 retained header blocks. This can lead to memory exhaustion, resulting in a denial of service DoS for the affected system. Mitigation ...

CVE-2026-5336 Dataverse Integration < 2.91 - Contributor+ Server-Side Template Injection (SSTI) to Information Disclosure

The DataPress Dataverse Integration WordPress plugin before 2.91 does not properly restrict access to its template rendering feature and exposes the viewing user's data to it, allowing users with a role as low as Contributor to disclose sensitive information, such as the session cookies of higher...