{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/roundcube-webmail/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":["Roundcube Webmail"],"_cs_severities":["critical"],"_cs_tags":["roundcube","webmail","vulnerability","sqli","xss","code execution"],"_cs_type":"advisory","_cs_vendors":["Roundcube"],"content_html":"\u003cp\u003eMultiple vulnerabilities have been identified in Roundcube Webmail that could be exploited by an attacker. These vulnerabilities, if successfully exploited, could lead to a range of malicious activities, including SQL injection attacks, bypassing security measures, data manipulation, disclosure of sensitive information, gaining elevated privileges, arbitrary code execution, or performing Cross-Site Scripting (XSS) attacks. Successful exploitation of these vulnerabilities could severely compromise the confidentiality, integrity, and availability of the affected Roundcube Webmail installation and the data it handles. Defenders should apply the latest patches immediately.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAttacker identifies a vulnerable Roundcube Webmail instance.\u003c/li\u003e\n\u003cli\u003eAttacker crafts a malicious request targeting a SQL injection vulnerability.\u003c/li\u003e\n\u003cli\u003eThe malicious SQL query is injected into the Roundcube Webmail application.\u003c/li\u003e\n\u003cli\u003eThe database executes the malicious SQL query, allowing the attacker to read, modify, or delete data.\u003c/li\u003e\n\u003cli\u003eAlternatively, the attacker injects malicious JavaScript code via an XSS vulnerability.\u003c/li\u003e\n\u003cli\u003eThe injected JavaScript code executes in the context of a user\u0026rsquo;s browser when they access a page containing the injected code.\u003c/li\u003e\n\u003cli\u003eThe attacker uses the XSS vulnerability to steal user credentials or session tokens.\u003c/li\u003e\n\u003cli\u003eThe attacker uses stolen credentials or tokens to gain unauthorized access to the Roundcube Webmail account and potentially the underlying server.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of these vulnerabilities could lead to significant data breaches, unauthorized access to sensitive information, and the complete compromise of the Roundcube Webmail installation. Attackers could gain control of user accounts, steal confidential emails, and potentially use the compromised server as a launchpad for further attacks. The lack of specific victim count or sector targeting in the advisory suggests a broad potential impact across various organizations using Roundcube Webmail.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade Roundcube Webmail to the latest version to patch the vulnerabilities described in the advisory.\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule \u003ccode\u003eDetect Roundcube Webmail SQL Injection Attempts\u003c/code\u003e to your SIEM to identify potential SQL injection attempts targeting Roundcube Webmail.\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule \u003ccode\u003eDetect Roundcube Webmail XSS Attacks\u003c/code\u003e to detect XSS attacks.\u003c/li\u003e\n\u003cli\u003eRegularly review and update security measures for Roundcube Webmail and the underlying server infrastructure.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-26T11:35:03Z","date_published":"2026-05-26T11:35:03Z","id":"https://feed.craftedsignal.io/briefs/2026-05-roundcube-vulns/","summary":"Multiple vulnerabilities in Roundcube Webmail allow an attacker to perform SQL injection attacks, bypass security measures, manipulate data, disclose confidential information, obtain extended privileges, execute arbitrary code, or perform cross-site scripting attacks.","title":"Multiple Vulnerabilities in Roundcube Webmail","url":"https://feed.craftedsignal.io/briefs/2026-05-roundcube-vulns/"}],"language":"en","title":"CraftedSignal Threat Feed — Roundcube Webmail","version":"https://jsonfeed.org/version/1.1"}