CVE Vulnerability Advisory Database
Filter vulnerabilities by CVSS severity, active CISA KEV exploitation, and technology stack.
Microsoft Exchange Server Cross-Site Scripting (XSS) and Spoofing Vulnerability Advisory (CVE-2026-42897)
[Affected Scope] All supported on-premises Microsoft Exchange Server environments.
[Impact] Unauthenticated remote attackers can execute malicious scripts within the victim's browser session, leading to session hijacking, spoofing, and privilege escalation.
[Mitigation] Apply the official Microsoft security updates immediately, and deploy WAF rules to block anomalous web requests prior to patching.
Zimbra Collaboration Suite (ZCS) Classic UI Stored XSS Vulnerability Advisory (CVE-2025-66376)
[Affected Scope] Zimbra Collaboration (ZCS) versions before 10.0.18 and 10.1 versions before 10.1.13
[Impact] Attackers can execute arbitrary JavaScript code and steal session tokens in the context of the Classic UI when a user views a malicious HTML email.
[Mitigation] Immediately upgrade Zimbra Collaboration Suite to the patched versions (10.0.18, 10.1.13, or later).
Roundcube Webmail SVG animate Tag Cross-Site Scripting (XSS) Vulnerability (CVE-2025-68461) Security Advisory
[Affected Scope] Roundcube Webmail versions before 1.5.12 and 1.6.x versions before 1.6.12
[Impact] Remote attackers can execute arbitrary JavaScript code in the context of the victim's browser session via a malicious SVG attachment, leading to session hijacking and unauthorized email access
[Mitigation] Immediately upgrade Roundcube Webmail to the patched versions 1.5.12 or 1.6.12
Zimbra Collaboration Suite (ZCS) Classic UI Cross-Site Scripting (XSS) Vulnerability (CVE-2025-48700) Security Advisory
[Affected Scope] Zimbra Collaboration Suite (ZCS) versions 8.8.15, 9.0, 10.0, and 10.1 utilizing the Classic UI
[Impact] Attackers can execute arbitrary JavaScript within the victim's session by sending a crafted email, potentially leading to session hijacking and unauthorized access to sensitive data without requiring user interaction beyond viewing the email
[Mitigation] Immediately apply the latest security patches provided by Zimbra, or temporarily restrict the use of the Classic UI and deploy WAF rules
Zimbra Collaboration Suite (ZCS) ICS File Parsing Stored XSS Vulnerability (CVE-2025-27915) Security Advisory
[Affected Scope] Zimbra Collaboration Suite (ZCS) versions 9.0, 10.0, and 10.1 utilizing the Classic Web Client
[Impact] Viewing an email containing a malicious ICS calendar file triggers arbitrary JavaScript execution within the victim's session, enabling unauthorized email redirection and data exfiltration
[Mitigation] Apply official Zimbra security patches (9.0.0 Patch 44, 10.0.13, 10.1.5 or later) immediately, and restrict the use of the Classic Web Client until patched
Apple WebKit Cookie Management Vulnerability Leading to Cross-Site Scripting (XSS) and Active Exploitation (CVE-2024-44309, CISA KEV)
[Affected Scope] Systems running macOS Sequoia prior to 15.1.1, iOS/iPadOS prior to 18.1.1 and 17.7.2, and Safari prior to 18.1.1
[Impact] Processing maliciously crafted web content can trigger a Cross-Site Scripting (XSS) attack due to state management flaws, with active exploitation reported on Intel-based Mac systems
[Mitigation] Immediately apply the official software updates provided by Apple for macOS, iOS, iPadOS, and Safari
MDaemon Email Server Cross-Site Scripting (XSS) Vulnerability via HTML Email Image Tags (CVE-2024-11182)
[Affected Scope] MDaemon Email Server versions prior to 24.5.1c with Webmail enabled
[Impact] Remote attackers can execute arbitrary JavaScript code in the context of a victim's browser session by sending a specially crafted HTML email, potentially leading to session hijacking and credential theft
[Mitigation] Immediately upgrade MDaemon Email Server to version 24.5.1c or later to resolve the sanitization flaw
Windows MSHTML Platform Spoofing Vulnerability (CVE-2024-43573) Security Advisory & Mitigation Guide
[Affected Scope] All supported versions of Windows client and server operating systems utilizing the MSHTML (Internet Explorer) engine.
[Impact] Attackers can bypass security warnings and spoof trusted domains to steal sensitive credentials or execute malicious payloads by tricking users into visiting crafted web content.
[Mitigation] Immediately apply the October 2024 Microsoft cumulative security updates and restrict MSHTML execution via registry hardening.
Zimbra Collaboration Suite (ZCS) CalendarInvite Header Input Validation Vulnerability leading to Cross-Site Scripting (CVE-2024-27443)
[Affected Scope] Zimbra Collaboration Suite (ZCS) versions 9.0 and 10.0 utilizing the classic webmail user interface.
[Impact] Successful exploitation allows remote attackers to execute arbitrary JavaScript code in the context of the victim's browser session, potentially leading to session hijacking and unauthorized data access.
[Mitigation] Apply official security patches (9.0.0 Patch 39, 10.0.7 or higher) immediately, or restrict access to the classic UI.
Roundcube Webmail Stored Cross-Site Scripting (XSS) Vulnerability Leading to Email Theft Advisory (CVE-2024-42009)
[Affected Scope] Roundcube Webmail versions through 1.5.7 and 1.6.x through 1.6.7
[Impact] A remote attacker can execute malicious scripts in the victim's browser session by sending a crafted email, enabling unauthorized access, theft, and transmission of the victim's emails.
[Mitigation] Immediately upgrade Roundcube Webmail to the patched versions (1.5.8, 1.6.8, or later).
Roundcube Webmail SVG animate Attribute Bypass Cross-Site Scripting (XSS) Vulnerability (CVE-2024-37383) Analysis and Mitigation Guide
[Affected Scope] Roundcube Webmail versions prior to 1.5.7 and 1.6.x versions prior to 1.6.7
[Impact] Remote attackers can execute arbitrary JavaScript code in the victim's browser session by sending a crafted email containing malicious SVG animate attributes, leading to session hijacking
[Mitigation] Immediately upgrade Roundcube Webmail to the patched versions (1.5.7, 1.6.7, or later)
Roundcube Webmail Stored Cross-Site Scripting (XSS) via SVG Document Parsing (CVE-2023-5631)
[Affected Scope] Roundcube versions before 1.4.15, 1.5.x before 1.5.5, and 1.6.x before 1.6.4
[Impact] Remote attackers can execute arbitrary JavaScript code in the victim's browser session by sending a crafted HTML email containing a malicious SVG document
[Mitigation] Immediately upgrade Roundcube to the patched versions (1.4.15, 1.5.5, or 1.6.4 and above)
Roundcube Webmail Cross-Site Scripting (XSS) Vulnerability via Plain Text Email Link Processing (CVE-2023-43770)
[Affected Scope] Roundcube Webmail versions before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3
[Impact] Remote attackers can execute arbitrary JavaScript code in the victim's browser session by sending a crafted text/plain email, potentially leading to session hijacking and account takeover
[Mitigation] Immediately upgrade Roundcube Webmail to the patched versions (1.4.14, 1.5.4, 1.6.3, or later) and enforce strict Content Security Policies
Zimbra Collaboration Suite (ZCS) Classic Web Client Cross-Site Scripting (XSS) Vulnerability (CVE-2023-37580) Analysis and Mitigation Guide
[Affected Scope] Zimbra Collaboration Suite (ZCS) 8.8.15 versions prior to Patch 41 utilizing the Classic Web Client
[Impact] Attackers can execute arbitrary JavaScript in the victim's browser session, leading to session hijacking, credential theft, and unauthorized access to mailboxes
[Mitigation] Apply the official Zimbra security patch (8.8.15 Patch 41 or higher) immediately, or implement WAF rules to block malicious query parameters
Zimbra Collaboration Suite (ZCS) 8.8.15 Stored XSS Vulnerability Leading to Remote Code Execution (CVE-2023-34192) Security Advisory
[Affected Scope] Zimbra Collaboration Suite (ZCS) version 8.8.15
[Impact] A remote authenticated attacker can execute arbitrary code and hijack sessions by injecting malicious scripts into the '/h/autoSaveDraft' function
[Mitigation] Immediately apply the official Zimbra security patches and restrict access to the affected endpoint using WAF rules
Cobalt Strike Teamserver Remote Cross-Site Scripting (XSS) Vulnerability (CVE-2022-39197) Security Advisory
[Affected Scope] HelpSystems Cobalt Strike through version 4.7 (specifically affecting the Teamserver component)
[Impact] A remote attacker can execute arbitrary HTML/JS code within the Cobalt Strike operator console by spoofing the username field in a beacon payload, potentially leading to session hijacking or information disclosure
[Mitigation] Immediately upgrade Cobalt Strike to the official patched version 4.7.1 or higher
Zimbra Collaboration Suite (ZCS) 9.0 Reflected Cross-Site Scripting (XSS) Vulnerability (CVE-2022-27926) Analysis and Mitigation Guide
[Affected Scope] Zimbra Collaboration Suite (ZCS) 9.0.0 versions prior to Patch 24
[Impact] Unauthenticated attackers can execute arbitrary web scripts or HTML in the victim's browser session, potentially hijacking active sessions and accessing sensitive mailboxes
[Mitigation] Immediately upgrade to Zimbra 9.0.0 Patch 24 or later, and apply temporary WAF rules to block access to the vulnerable endpoint
OpenPLC ScadaBR Stored Cross-Site Scripting (XSS) Vulnerability (CVE-2021-26829) Security Advisory
[Affected Scope] OpenPLC ScadaBR through version 0.9.1 on Linux and through version 1.12.4 on Windows
[Impact] Attackers can inject malicious scripts permanently via system_settings.shtm, leading to administrator session hijacking and unauthorized SCADA control
[Mitigation] Apply the latest security patches, restrict external access, and deploy Web Application Firewall (WAF) rules to sanitize input parameters
Apple iOS, iPadOS, and watchOS WebKit Universal Cross-Site Scripting (UXSS) Vulnerability (CVE-2021-1879) Analysis and Mitigation Guide
[Affected Scope] Apple devices running iOS versions prior to 12.5.2, iOS versions prior to 14.4.2, iPadOS versions prior to 14.4.2, and watchOS versions prior to 7.3.3
[Impact] Processing maliciously crafted web content can bypass the Same-Origin Policy (SOP), leading to Universal Cross-Site Scripting (UXSS) and arbitrary script execution, which has been actively exploited in the wild
[Mitigation] Immediately update affected devices to the patched versions: iOS 12.5.2, iOS 14.4.2, iPadOS 14.4.2, watchOS 7.3.3, or later
Roundcube Webmail Cross-Site Scripting (XSS) Vulnerability Advisory (CVE-2020-35730)
[Affected Scope] Roundcube Webmail versions before 1.2.13, 1.3.x before 1.3.16, and 1.4.x before 1.4.10
[Impact] Remote attackers can execute arbitrary JavaScript in the victim's browser session by sending a specially crafted plain text email, potentially leading to session hijacking
[Mitigation] Immediately upgrade Roundcube Webmail to version 1.2.13, 1.3.16, or 1.4.10 or higher