CVE-2026-71555 PILOS: Reverse tabnabbing in room description

PILOS Platform for Interactive Live-Online Seminars is a frontend for BigBlueButton. From 2.1.0 until 4.14.1, PILOS does not send a Cross-Origin-Opener-Policy response header, so pages opened by PILOS via a link that opens a new browsing context e.g., target="blank" retain a window.opener referen...

Astra Linux – Vulnerability in Chromium

Insufficient validation of untrusted input in COOP mode in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. Chromium security severity: Medium...

Уязвимость функции Cross-Origin-Opener-Policy (COOP) браузеров Google Chrome и Microsoft Edge, позволяющая нарушителю обойти существующие механизмы безопасности

Уязвимость функции Cross-Origin-Opener-Policy COOP браузеров Google Chrome и Microsoft Edge связана с недостаточной проверкой вводимых данных. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, обойти существующие механизмы безопасности...

EUVD-2026-27993

Insufficient validation of untrusted input in COOP in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-7945

Insufficient validation of untrusted input in COOP in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. Chromium security severity: Medium...

PT-2026-38138

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 148.0.7778.96 Description Insufficient validation of untrusted input in Cross-Origin Opener Policy COOP, a security mechanism that isolates a window from other windows, allows a remote attacker who has compromis...

CVE-2026-35408

Summary of CVE-2026-35408 (Directus): Prior to 11.17.0, Directus SSO login pages did not send COOP headers, enabling a malicious cross-origin window to access/manipulate the login page and potentially intercept/redirect the OAuth flow to an attacker-controlled client. This could lead to unauthori...

CVE-2026-35408

Directus is a real-time API and App dashboard for managing SQL database content. Prior to 11.17.0, Directus's Single Sign-On SSO login pages lacked a Cross-Origin-Opener-Policy COOP HTTP response header. Without this header, a malicious cross-origin window that opens the Directus login page retai...

GHSA-8M32-P958-JG99 Directus: Missing Cross-Origin Opener Policy

Summary Directus's Single Sign-On SSO login pages lacked a Cross-Origin-Opener-Policy COOP HTTP response header. Without this header, a malicious cross-origin window that opens the Directus login page retains the ability to access and manipulate the window object of that page. An attacker can...

Directus: Missing Cross-Origin Opener Policy

Summary Directus's Single Sign-On SSO login pages lacked a Cross-Origin-Opener-Policy COOP HTTP response header. Without this header, a malicious cross-origin window that opens the Directus login page retains the ability to access and manipulate the window object of that page. An attacker can...

SUSE-SU-2026:0232-1 Security update for pgadmin4

This update for pgadmin4 fixes the following issues: - CVE-2025-9636: Fixed Cross-Origin Opener Policy COOP vulnerability bsc1249151...

PT-2025-51235

Name of the Vulnerable Software and Affected Versions Convercent Whistleblowing Platform versions affected versions not specified Description The application exhibits a protection mechanism failure in browser and session handling. It lacks essential HTTP security headers, including...

CVE-2025-34413

Legality WHISTLEBLOWING by DigitalPA contains a protection mechanism failure in which critical HTTP security headers are not emitted by default. Affected deployments omit Content-Security-Policy, Referrer-Policy, Permissions-Policy, Cross-Origin-Embedder-Policy, Cross-Origin-Opener-Policy, and...

CVE-2025-34413 Legality WHISTLEBLOWING Missing Critical HTTP Security Headers

Legality WHISTLEBLOWING by DigitalPA contains a protection mechanism failure in which critical HTTP security headers are not emitted by default. Affected deployments omit Content-Security-Policy, Referrer-Policy, Permissions-Policy, Cross-Origin-Embedder-Policy, Cross-Origin-Opener-Policy, and...

PT-2025-50148

Name of the Vulnerable Software and Affected Versions Legality WHISTLEBLOWING by DigitalPA affected versions not specified Description A protection mechanism failure exists due to the omission of critical HTTP security headers by default. Specifically, Content-Security-Policy, Referrer-Policy,...

SUSE-SU-2025:03625-1 Security update for pgadmin4

This update for pgadmin4 fixes the following issues: - CVE-2025-9636: Fixed cross-origin opener policy COOP vulnerability bsc1249151...

EUVD-2025-26729

Malicious code in bioql PyPI...

pgadmin4 is affected by a Cross-Origin Opener Policy (COOP) vulnerability

pgAdmin = 9.7 is affected by a Cross-Origin Opener Policy COOP vulnerability. This vulnerability allows an attacker to manipulate the OAuth flow, potentially leading to unauthorised account access, account takeover, data breaches, and privilege escalation...

CVE-2025-9636

pgAdmin = 9.7 is affected by a Cross-Origin Opener Policy COOP vulnerability. This vulnerability allows an attacker to manipulate the OAuth flow, potentially leading to unauthorised account access, account takeover, data breaches, and privilege escalation...

CVE-2025-9636

CVE-2025-9636 affects pgAdmin4 (notably pgadmin4 packages in multiple Linux distributions). The vulnerability is a Cross-Origin Opener Policy (COOP) issue that could allow an attacker to manipulate the OAuth flow, potentially leading to restricted for unauthorised account access, account takeover...