{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/products/rubygem-safemode/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":9.6,"id":"CVE-2026-107360"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["rubygem-safemode"],"_cs_severities":["critical"],"_cs_tags":[],"_cs_type":"advisory","_cs_vendors":[],"content_html":"\u003cp\u003eCVE-2026-107360 is a vulnerability in the rubygem-safemode library where compound assignment expressions within sandboxed code are evaluated without properly mediating method calls through the required Jail allow-list.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eAn authenticated attacker who can supply template content can bypass sandbox restrictions. This allows the attacker to invoke arbitrary no-argument methods on objects exposed to the template renderer, potentially leading to unauthorized data disclosure or destructive system operations, such as host deletion.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cp\u003eAudit applications using rubygem-safemode to determine if user-controlled input can influence template rendering.\u003c/p\u003e\n","date_modified":"2026-11-12T20:47:08Z","date_published":"2026-11-12T20:47:08Z","id":"https://feed.craftedsignal.io/briefs/2026-11-safemode-sandbox-escape-cve-2026-107360/","summary":"The rubygem-safemode library contains a sandbox escape vulnerability where compound assignment expressions are not subjected to Jail allow-list validation, allowing authenticated attackers to execute arbitrary no-argument methods.","title":"rubygem-safemode: Sandboxed code execution vulnerability (CVE-2026-107360)","url":"https://feed.craftedsignal.io/briefs/2026-11-safemode-sandbox-escape-cve-2026-107360/"}],"language":"en","title":"CraftedSignal Threat Feed - Rubygem-Safemode","version":"https://jsonfeed.org/version/1.1"}