{"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/cpes/cpe2.3asmartertoolssmartermail/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:smartertools:smartermail:*:*:*:*:*:*:*:*"],"_cs_cves":[{"cvss":8.8,"id":"CVE-2026-104084"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["SmarterMail","SmarterMail (\u003c 9777)"],"_cs_severities":["medium"],"_cs_tags":["authentication-bypass","smartermail","email-security"],"_cs_type":"advisory","_cs_vendors":["SmarterTools"],"content_html":"\u003cp\u003eSmarterTools has disclosed a security vulnerability affecting the SmarterMail enterprise mail server software. The vulnerability allows an already authenticated attacker to bypass existing security controls within the application. By exploiting this flaw, the attacker can impersonate the identity of other users, effectively hijacking their accounts. This represents a significant risk for organizations relying on SmarterMail for internal or external communications, as it enables unauthorized access to sensitive user data and administrative functions without needing to compromise the target's original credentials. Defenders should monitor for unusual account access patterns and prioritize updates as released by the vendor.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of this vulnerability allows unauthorized access to user accounts, potentially leading to the exfiltration of sensitive email data, the compromise of internal business communications, and lateral movement within the mail infrastructure. The impact is significant for organizations using SmarterMail as a primary email platform, as it undermines the integrity of the authentication process.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cp\u003ePrioritize monitoring for anomalous login activity, specifically focusing on users accessing multiple mailboxes or performing administrative actions from unusual source IP addresses. Monitor logs for session-related anomalies that deviate from established user behavior baselines. Check the official SmarterTools support portal for available patches or configuration workarounds to mitigate the identity impersonation risk.\u003c/p\u003e\n","date_modified":"2026-10-09T17:24:36Z","date_published":"2026-10-05T18:41:50Z","id":"https://feed.craftedsignal.io/briefs/2026-10-smartermail-auth-bypass/","summary":"An authenticated attacker can exploit a vulnerability in SmarterTools SmarterMail to bypass security controls and hijack other user accounts via identity impersonation.","title":"SmarterTools SmarterMail Authentication Bypass Vulnerability","url":"https://feed.craftedsignal.io/briefs/2026-10-smartermail-auth-bypass/"}],"language":"en","title":"CraftedSignal Threat Feed - Cpe:2.3:a:smartertools:smartermail:*:*:*:*:*:*:*:*","version":"https://jsonfeed.org/version/1.1"}