{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/edge-stable-channel--148.0.3967.70/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Edge Stable Channel \u003c 148.0.3967.70"],"_cs_severities":["medium"],"_cs_tags":["browser","vulnerability"],"_cs_type":"advisory","_cs_vendors":["Microsoft"],"content_html":"\u003cp\u003eOn May 15, 2026, Microsoft released a security update for the Microsoft Edge Stable Channel to address multiple unspecified vulnerabilities. The update brings the Edge Stable Channel to version 148.0.3967.70. The advisory from the Cyber Centre encourages users and administrators to review the Microsoft bulletin and apply the necessary updates to mitigate potential risks. Failure to update could leave systems vulnerable to exploitation. The specific nature of the vulnerabilities is not detailed in the initial advisory.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003cp\u003eDue to the lack of specific vulnerability details, a generic attack chain is presented:\u003c/p\u003e\n\u003col\u003e\n\u003cli\u003eAttacker identifies a vulnerable Microsoft Edge browser version (prior to 148.0.3967.70).\u003c/li\u003e\n\u003cli\u003eAttacker crafts a malicious web page or utilizes a compromised website.\u003c/li\u003e\n\u003cli\u003eThe victim visits the malicious or compromised website using the vulnerable Edge browser.\u003c/li\u003e\n\u003cli\u003eThe attacker leverages an unspecified vulnerability within the Edge browser engine.\u003c/li\u003e\n\u003cli\u003eExploitation leads to arbitrary code execution within the context of the browser.\u003c/li\u003e\n\u003cli\u003eThe attacker gains control of the user\u0026rsquo;s browsing session and potentially the underlying system.\u003c/li\u003e\n\u003cli\u003eThe attacker may install malware, steal credentials, or perform other malicious activities.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eFailure to apply the security update for Microsoft Edge Stable Channel versions prior to 148.0.3967.70 could lead to arbitrary code execution, potentially allowing attackers to gain control of affected systems, steal sensitive information, or install malware. The number of potential victims depends on the number of users who fail to apply the update.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImmediately update Microsoft Edge Stable Channel to version 148.0.3967.70 or later to remediate the unspecified vulnerabilities described in the advisory.\u003c/li\u003e\n\u003cli\u003eDeploy the provided Sigma rules to detect potential exploitation attempts targeting vulnerable Microsoft Edge versions.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-19T15:48:10Z","date_published":"2026-05-19T15:48:10Z","id":"https://feed.craftedsignal.io/briefs/2026-05-edge-update/","summary":"Microsoft released a security update on May 15, 2026, to address vulnerabilities in Microsoft Edge Stable Channel versions prior to 148.0.3967.70, prompting users to update to the latest version.","title":"Microsoft Edge Security Update Addresses Multiple Vulnerabilities","url":"https://feed.craftedsignal.io/briefs/2026-05-edge-update/"}],"language":"en","title":"CraftedSignal Threat Feed — Edge Stable Channel \u003c 148.0.3967.70","version":"https://jsonfeed.org/version/1.1"}