Executive Summary

[{'type': 'paragraph', 'content': 'CVE-2026-32719 is a Zip Slip path traversal vulnerability in the AnythingLLM application, specifically in the ImportedPlugin.importCommunityItemFromUrl() function. This function downloads a ZIP file from a community hub URL and extracts it without validating the file paths inside the archive. Because of this lack of validation, a malicious ZIP file can contain path traversal sequences (like "../../") that cause files to be extracted outside the intended directory.'}, {'type': 'paragraph', 'content': "This vulnerability allows an attacker with admin privileges to import a crafted ZIP archive that can overwrite arbitrary files on the server filesystem. Since the system loads and executes plugins, this can lead to arbitrary code execution with the server's privileges."}] [1]

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Impact Analysis

[{'type': 'paragraph', 'content': 'If exploited, this vulnerability can allow an attacker with administrative access to execute arbitrary code on the server running AnythingLLM. This happens because the attacker can craft a malicious ZIP file that, when imported, overwrites files outside the intended plugin directory.'}, {'type': 'paragraph', 'content': "The impact includes potential unauthorized modification of server files, leading to compromise of the server environment, possible data integrity issues, and execution of malicious code with the server's privileges."}] [1]

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Compliance Impact

I don't know

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Detection Guidance

[{'type': 'paragraph', 'content': 'This vulnerability involves the import of malicious ZIP files containing path traversal sequences that can overwrite arbitrary files on the system. Detection involves monitoring for suspicious ZIP file imports from the community hub, especially those containing path traversal entries like "../".'}, {'type': 'paragraph', 'content': 'You can inspect ZIP files before extraction to detect path traversal entries by listing their contents and checking for suspicious paths.'}, {'type': 'list_item', 'content': 'Use a command like `unzip -l suspicious.zip` to list the contents of a ZIP file and look for entries with "../" or absolute paths.'}, {'type': 'list_item', 'content': 'On the server, monitor logs or audit plugin import actions to detect when ZIP files are downloaded and extracted from the community hub.'}, {'type': 'list_item', 'content': 'Check for unexpected file modifications outside the intended plugin directory, which may indicate exploitation.'}] [1]

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Mitigation Strategies

[{'type': 'paragraph', 'content': 'Immediate mitigation steps include preventing the extraction of ZIP files containing path traversal entries and restricting plugin imports.'}, {'type': 'list_item', 'content': 'Validate all ZIP entry paths before extraction to ensure they do not contain path traversal sequences like "../" and that they remain within the intended plugin directory.'}, {'type': 'list_item', 'content': 'Restrict or disable the ability for administrators to import plugins from untrusted or unverified community hub URLs.'}, {'type': 'list_item', 'content': 'Implement or enforce Server-Side Request Forgery (SSRF) protections to validate download URLs.'}, {'type': 'list_item', 'content': 'Upgrade to patched versions of AnythingLLM newer than 1.11.1 where this vulnerability is fixed.'}, {'type': 'list_item', 'content': 'Consider sandboxing the execution environment of imported plugins to limit potential damage from malicious code.'}] [1, 2]

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