Detections

Explore public detection logic contributed by the community across SIEM and rule languages.

2,132 detections

Detects incoming HTTP requests to FortiSandbox administrative or management endpoints that contain suspicious shell metacharacters and command-injection patterns. These patterns are indicative of attempts to exploit CVE-2026-25089, an unauthenticated remote command injection vulnerability in the FortiSandbox Web UI.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
000
Detects the presence of specific .NET deserialization gadget chain components (ExpandedWrapper, XamlServices, ObjectDataProvider, LosFormatter) within application traffic or logs, which are indicative of exploitation attempts targeting SharePoint pre-authentication remote code execution vulnerabilities like CVE-2026-65660.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
003
Detects the establishment of a memory-resident webshell following the exploitation of SharePoint (e.g., ToolPane/EditingPageParser SafeControls bypass or XamlServices/LosFormatter deserialization). The rule identifies instances where w3wp.exe loads specific XAML/WPF assemblies used in known gadget chains and subsequently spawns child processes without any corresponding file creation activity on disk.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
103
Detects HTTP POST requests to SharePoint ToolPane or WebPartPage endpoints containing serialized gadget chains (e.g., ysoserial ExpandedWrapper/ObjectDataProvider or XamlServices) indicative of deserialization exploitation attempts, specifically targeting CVE-2026-65660.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
003
Detects unauthenticated HTTP POST requests targeting SharePoint WebPartPage-derived endpoints using the 'webPartMarkup' parameter. This activity attempts to exploit a vulnerability (CVE-2026-65660) where anonymous access to specific pages bypasses authentication, allowing an attacker to invoke internal methods for malicious register-directive injection.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
003
Detects malicious exploitation attempts against the SharePoint WebPartPages.asmx SOAP endpoint. Attackers use this endpoint to bypass security patches by invoking template-parsing functions like GetWebPartPageConnectionInfo, which facilitates Register-directive injection and XamlServices deserialization chains for remote code execution.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
003
Detects anomalous Telnet (TCP port 23) traffic associated with Mirai-variant botnet propagation, such as scanning for new targets or inbound compromise attempts, often following cPanel/WHM vulnerabilities.
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Ankit Mehta@Secvyn
Bharat Cyber Guardians
1 month ago
004
This rule detects potential prompt injection attacks against internal AI-powered assistants, agents, or LLM gateways. It monitors network HTTP requests for common patterns used to override system instructions, bypass safety filters, or force the model to adopt a privileged, unauthorized persona (e.g., administrator or debug mode). These techniques are often used in social engineering to manipulate the AI's output or security posture.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
001
Detects potential exploitation of CVE-2026-41940 affecting cPanel/WHM, where administrative actions occur without a preceding successful login event from the same source IP within a 30-minute window. This indicates an authentication bypass attempt.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
204
This rule detects attempts to exploit CVE-2021-33044 in Dahua devices, specifically targeting the NetKeyboard clientType during the global.login RPC request. This vulnerability allows an unauthenticated remote attacker to bypass authentication mechanisms.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
005
This rule detects attempts to exploit the authentication bypass vulnerability in Dahua firmware (CVE-2021-33045) via the JSON-RPC interface. The attacker attempts to manipulate the 'loginType' and 'ipAddr' fields, specifically using 'Loopback' as the login type and '127.0.0.1' as the IP address to bypass security controls.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
005
Detects high-frequency anonymous comment submissions to 'wp-comments-post.php' from a single IP address within a 10-minute window, characterized by minimal variations in User-Agent. This behavior is indicative of an automated script attempting to bypass comment moderation settings, potentially exploiting known vulnerabilities (e.g., CVE-2026-93485) to inject content without administrative approval.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
003
Detects high-frequency anonymous comment submissions to 'wp-comments-post.php' from a single IP address within a 10-minute window, characterized by minimal variations in User-Agent. This behavior is indicative of an automated script attempting to bypass comment moderation settings, potentially exploiting known vulnerabilities (e.g., CVE-2026-93485) to inject content without administrative approval.
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Arnold Chan@slaz
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Hunters
1 month ago
003
Detects unauthenticated or unauthorized access attempts to critical Oracle PeopleSoft PeopleTools endpoints (such as PSIGW, PSC, or PORTAL). These detections trigger when suspicious requests are made to these sensitive paths without expected authentication headers or session tokens, potentially indicating an exploitation attempt as described in CVE-2026-35273.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
001
Detects an unauthenticated remote code execution (RCE) attempt against Langflow via the /api/v1/validate/code endpoint. The rule monitors for POST requests containing code execution patterns such as eval, exec, os.system, or subprocess, indicating an attacker attempting to leverage the vulnerability to execute arbitrary commands.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
001
Detects the invocation of file-related functions (DownloadFileAsync, upload_file) within the Semantic Kernel framework that lack associated validation function calls. This pattern is indicative of potential Remote Code Execution (RCE) or unauthorized file system access scenarios where an LLM agent is coerced into performing dangerous file operations without path sanitization.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects attempts to bypass input sanitization in AI agent frameworks, specifically Semantic Kernel, by using Python bracket or subscript notation to access sensitive attributes or functions (e.g., __class__, __subclasses__, __import__, eval, exec). This technique is characteristic of filter injection attacks aiming to achieve remote code execution in AI agent environments.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects the spawning of command-line interfaces such as cmd.exe, powershell.exe, or pwsh.exe as child processes of the SharePoint web application worker process (w3wp.exe). This behavior is highly irregular for a web server process and is indicative of potential exploitation, such as remote code execution (RCE) via web application vulnerabilities.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
This rule detects malicious deserialization attempts targeting Microsoft SharePoint, specifically leveraging System.Data.Services.Internal.ExpandedWrapper combined with LosFormatter and System.Xaml.XamlServices. This signature is indicative of exploitation attempts related to CVE-2026-65660, allowing an attacker to achieve remote code execution by bypassing SafeControls restrictions.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects an exploitation attempt against the SharePoint WebPartPagesWebService using the GetWebPartPageConnectionInfo method. The rule monitors for suspicious input patterns such as 'Register' and 'ignoreParentFrozen' within the URI query, which are indicative of a directive injection vulnerability.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects an attempt to exploit a quote-injection vulnerability within the SharePoint ToolPane.aspx page, specifically targeting the Register directive to bypass SafeControls restrictions. This pattern is commonly used for remote code execution or unauthorized application behavior modifications by manipulating server-side parsing.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
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