{"id":56557,"date":"2026-05-24T00:24:19","date_gmt":"2026-05-24T00:24:19","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=56557"},"modified":"2026-05-24T00:24:19","modified_gmt":"2026-05-24T00:24:19","slug":"nousresearch-hermes-agent-readfile-tool-filetoolspy-isblockeddevice-path-traversal","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=56557","title":{"rendered":"NousResearch hermes-agent read_file Tool file_tools.py _is_blocked_device path traversal_CVE-2026-9351"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in NousResearch hermes-agent up to 2026.4.16. This vulnerability affects the function _is_blocked_device of the file tools\/file_tools.py of the component read_file Tool. Performing a manipulation results in path traversal. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.&#8221;,&#8221;published&#8221;:&#8221;2026-05-24T03:15:10.604Z&#8221;,&#8221;modified&#8221;:&#8221;2026-05-24T03:15:10.604Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;NousResearch hermes-agent read_file Tool file_tools.py _is_blocked_device path traversal&#8221;,&#8221;source&#8221;:&#8221;VulDB&#8221;,&#8221;references&#8221;:&#8221;https:\/\/vuldb.com\/vuln\/365314\\nhttps:\/\/vuldb.com\/vuln\/365314\/cti\\nhttps:\/\/vuldb.com\/submit\/812214\\nhttps:\/\/gist.github.com\/YLChen-007\/1d1aeff404cb88e06ec2fb3377f49fef&#8221;,&#8221;id&#8221;:&#8221;CVE-2026-9351&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-22&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;NousResearch hermes-agent 2026.4.0\\nNousResearch hermes-agent 2026.4.1\\nNousResearch hermes-agent 2026.4.2\\nNousResearch hermes-agent 2026.4.3\\nNousResearch hermes-agent 2026.4.4\\nNousResearch hermes-agent 2026.4.5\\nNousResearch hermes-agent 2026.4.6\\nNousResearch hermes-agent 2026.4.7\\nNousResearch hermes-agent 2026.4.8\\nNousResearch hermes-agent 2026.4.9\\nNousResearch hermes-agent 2026.4.10\\nNousResearch hermes-agent 2026.4.11\\nNousResearch hermes-agent 2026.4.12\\nNousResearch hermes-agent 2026.4.13\\nNousResearch hermes-agent 2026.4.14\\nNousResearch hermes-agent 2026.4.15\\nNousResearch hermes-agent 2026.4.16&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:6.9,&#8221;severity&#8221;:&#8221;MEDIUM&#8221;,&#8221;vector&#8221;:&#8221;CVSS:4.0\/AV:N\/AC:L\/AT:N\/PR:N\/UI:N\/VC:N\/VI:L\/VA:L\/SC:N\/SI:N\/SA:N\/E:P&#8221;,&#8221;version&#8221;:&#8221;4.0&#8243;},&#8221;cvss2&#8243;:{},&#8221;cvss3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;,&#8221;cvssV3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;}},&#8221;href&#8221;:&#8221;&#8221;,&#8221;category_name&#8221;:&#8221;CVE&#8221;,&#8221;post_link&#8221;:&#8221;&#8221;,&#8221;product&#8221;:&#8221;hermes-agent&#8221;,&#8221;version&#8221;:&#8221;2026.4.0&#8243;,&#8221;vendor&#8221;:&#8221;NousResearch&#8221;,&#8221;ai_description&#8221;:&#8221;&#8221;,&#8221;ai_severity&#8221;:&#8221;&#8221;,&#8221;ai_vendor&#8221;:&#8221;&#8221;,&#8221;ai_product&#8221;:&#8221;&#8221;,&#8221;ai_version&#8221;:&#8221;&#8221;,&#8221;ai_score&#8221;:0}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in NousResearch hermes-agent up to 2026.4.16. This vulnerability affects the function _is_blocked_device of the file tools\/file_tools.py of the component&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,48,12,21,13,7,11,5],"class_list":["post-56557","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-69","tag-exploit","tag-medium","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>NousResearch hermes-agent read_file Tool file_tools.py _is_blocked_device path traversal_CVE-2026-9351 - zero redgem<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zero.redgem.net\/?p=56557\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NousResearch hermes-agent read_file Tool file_tools.py _is_blocked_device path traversal_CVE-2026-9351 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;A security flaw has been discovered in NousResearch hermes-agent up to 2026.4.16. 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