CISA Adds Microsoft and Zimbra Flaws to KEV Catalog Amid Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday placed two security flaws impacting Microsoft Partner Center and Synacor Zimbra Collaboration Suite ZCS to its Known Exploited Vulnerabilities KEV catalog, based on evidence of active exploitation. The vulnerabilities in...

Cross-Site Scripting (XSS)

@ckeditor/ckeditor5-real-time-collaboration is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to improper handling of user markers in the real-time collaboration package, which can allow unauthorized JavaScript execution in certain editor and token endpoint configurations...

VulnCheck KEV: CVE-2023-34192

Synacor Zimbra Collaboration Suite ZCS contains a cross-site scripting XSS vulnerability that allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function...

CVE-2025-26993: Improper Neutralization of Input During Web Page Generation

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Vito Peleg Atarim atarim-visual-collaboration allows Reflected XSS.This issue affects Atarim: from n/a through = 4.1.0...

Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability

Synacor Zimbra Collaboration Suite ZCS contains a cross-site scripting XSS vulnerability that allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function...

Mattermost security vulnerabilities

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. A security vulnerability exists in Mattermost that stems from a failure to properly validate input when patching and copying Boards...

CKEditor 41.3.0 - 44.2.0 XSS Vulnerability

CKEditor 5 is prone to a cross-site scripting XSS vulnerability. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

CVE-2025-25299

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. During a recent internal audit, a Cross-Site Scripting XSS vulnerability was discovered in the CKEditor 5 real-time collaboration package. This vulnerability affects user markers, which represent users' positions within...

@authorium/ckeditor5-build-multi-root (>=41.3.1, <=41.4.2), @eagerworks/ckeditor5-build-multi-root (>=41.4.2-auth.1, <=41.4.2) +8 more potentially affected by CVE-2025-25299 via @ckeditor/ckeditor5-real-time-collaboration (>=41.3.1, <=44.2.0)

@ckeditor/ckeditor5-real-time-collaboration NPM version =41.3.1, =41.3.1, =41.4.2-auth.1, =1.0.1, =4.0.45, =18.0.20, =0.0.8, =41.4.0-alpha.0, =1.0.8, =1.0.10 - htmljs-code 44.0.30 - markdownvue3demo 0.0.1 Source cves: CVE-2025-25299 Source advisory: GHSA-J3MM-WMFM-MWVH...

@authorium/ckeditor5-build-multi-root (>=41.3.1, <=41.4.2), @eagerworks/ckeditor5-build-multi-root (>=41.4.2-auth.1, <=41.4.2) +8 more potentially affected by CVE-2025-25299 via @ckeditor/ckeditor5-real-time-collaboration (>=41.3.1, <=44.2.1-alpha.0)

@ckeditor/ckeditor5-real-time-collaboration NPM version =41.3.1, =41.3.1, =41.4.2-auth.1, =1.0.1, =4.0.45, =18.0.20, =0.0.8, =41.4.0-alpha.0, =1.0.8, =1.0.10 - htmljs-code 44.0.30 - markdownvue3demo 0.0.1 Source cves: CVE-2025-25299 Source advisory: OSV:GHSA-J3MM-WMFM-MWVH...

GHSA-J3MM-WMFM-MWVH Cross-site scripting (XSS) in the CKEditor 5 real-time collaboration package

Impact During a recent internal audit, we identified a Cross-Site Scripting XSS vulnerability in the CKEditor 5 real-time collaboration package. This vulnerability can lead to unauthorized JavaScript code execution and affects user markers, which represent users' positions within the document. Th...

Cross-site scripting (XSS) in the CKEditor 5 real-time collaboration package

Impact During a recent internal audit, we identified a Cross-Site Scripting XSS vulnerability in the CKEditor 5 real-time collaboration package. This vulnerability can lead to unauthorized JavaScript code execution and affects user markers, which represent users' positions within the document. Th...

CVE-2025-25299

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. During a recent internal audit, a Cross-Site Scripting XSS vulnerability was discovered in the CKEditor 5 real-time collaboration package. This vulnerability affects user markers, which represent users' positions within...

UBUNTU-CVE-2025-25299

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. During a recent internal audit, a Cross-Site Scripting XSS vulnerability was discovered in the CKEditor 5 real-time collaboration package. This vulnerability affects user markers, which represent users' positions within...

CVE-2025-25299

Summary: CVE-2025-25299 affects CKEditor 5 with Real-time collaboration enabled. The vulnerability is a cross-site scripting (XSS) issue affecting user markers (positions of users in the document) that could lead to unauthorized JavaScript execution under a very specific editor and token endpoint...

@authorium/ckeditor5-build-multi-root (>=41.3.1, <=41.4.2), @eagerworks/ckeditor5-build-multi-root (>=41.4.2-auth.1, <=41.4.2) +8 more potentially affected by CVE-2025-25299 via @ckeditor/ckeditor5-real-time-collaboration (>=41.3.1, <=44.2.1-alpha.0)

@ckeditor/ckeditor5-real-time-collaboration NPM version =41.3.1, =41.3.1, =41.4.2-auth.1, =1.0.1, =4.0.45, =18.0.20, =0.0.8, =41.4.0-alpha.0, =1.0.8, =1.0.10 - htmljs-code 44.0.30 - markdownvue3demo 0.0.1 Source cves: CVE-2025-25299 Source advisory: MEND:CVE-2025-25299...

CVE-2025-25299

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. During a recent internal audit, a Cross-Site Scripting XSS vulnerability was discovered in the CKEditor 5 real-time collaboration package. This vulnerability affects user markers, which represent users' positions within...

CVE-2025-25299 Cross-site scripting (XSS) in the real-time collaboration package

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. During a recent internal audit, a Cross-Site Scripting XSS vulnerability was discovered in the CKEditor 5 real-time collaboration package. This vulnerability affects user markers, which represent users' positions within...

CVE-2025-25299 Cross-site scripting (XSS) in the real-time collaboration package

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. During a recent internal audit, a Cross-Site Scripting XSS vulnerability was discovered in the CKEditor 5 real-time collaboration package. This vulnerability affects user markers, which represent users' positions within...

CVE-2025-25299

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. During a recent internal audit, a Cross-Site Scripting XSS vulnerability was discovered in the CKEditor 5 real-time collaboration package. This vulnerability affects user markers, which represent users' positions within...