{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/spring/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":8.6,"id":"CVE-2026-41705"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Cloud Function","Spring"],"_cs_severities":["critical"],"_cs_tags":["spring","rce","dos","data breach"],"_cs_type":"threat","_cs_vendors":["Spring"],"content_html":"\u003cp\u003eMultiple vulnerabilities have been discovered in Spring products, potentially leading to significant security breaches. The vulnerabilities, detailed in Spring security bulletins CVE-2026-40989, CVE-2026-40990, CVE-2026-41705, CVE-2026-41712, and CVE-2026-41713, can allow attackers to perform remote code execution (RCE), initiate denial-of-service (DoS) attacks, and compromise the confidentiality of sensitive data. The affected products include specific versions of Cloud Function (3.2.x before 3.2.16, 4.1.x before 4.1.10, 4.2.x before 4.2.6, 4.3.x before 4.3.3, and 5.0.x before 5.0.2) and Spring versions (1.0.x before 1.0.7, 1.1.x before 1.1.6). These vulnerabilities pose a significant threat to organizations using these versions of Spring products, requiring immediate attention and patching.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAttacker identifies a vulnerable Spring Cloud Function or Spring application exposed to the internet.\u003c/li\u003e\n\u003cli\u003eAttacker crafts a malicious request targeting a specific endpoint vulnerable to CVE-2026-40989, CVE-2026-40990, CVE-2026-41705, CVE-2026-41712, or CVE-2026-41713.\u003c/li\u003e\n\u003cli\u003eThe crafted request exploits a flaw in the application\u0026rsquo;s input validation or processing mechanisms.\u003c/li\u003e\n\u003cli\u003eThe exploitation leads to the execution of arbitrary code on the server.\u003c/li\u003e\n\u003cli\u003eThe attacker leverages the code execution to gain a foothold on the system.\u003c/li\u003e\n\u003cli\u003eThe attacker may then attempt to escalate privileges to gain further access.\u003c/li\u003e\n\u003cli\u003eWith elevated privileges, the attacker can access sensitive data, modify system configurations, or install malware.\u003c/li\u003e\n\u003cli\u003eThe final objective is to exfiltrate sensitive data, cause a denial of service, or establish persistent access to the compromised system.\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 severe consequences, including unauthorized access to sensitive data, disruption of critical services, and potential financial losses. The remote code execution vulnerability allows attackers to gain complete control over affected systems, potentially impacting numerous organizations relying on Spring products. A successful attack could result in significant reputational damage and legal liabilities.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImmediately patch the affected versions of Spring Cloud Function and Spring to the latest secure versions as specified in the Spring security advisories.\u003c/li\u003e\n\u003cli\u003eMonitor web server logs for suspicious activity indicative of exploitation attempts targeting CVE-2026-40989, CVE-2026-40990, CVE-2026-41705, CVE-2026-41712, and CVE-2026-41713.\u003c/li\u003e\n\u003cli\u003eDeploy the provided Sigma rule to detect potential exploitation attempts based on HTTP requests and server responses.\u003c/li\u003e\n\u003cli\u003eImplement strict input validation and output encoding measures to prevent injection attacks.\u003c/li\u003e\n\u003cli\u003eEnable and review audit logs to identify any unauthorized access or modifications to system configurations.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-11T12:06:41Z","date_published":"2026-05-11T12:06:41Z","id":"https://feed.craftedsignal.io/briefs/2026-05-multiple-spring-vulns/","summary":"Multiple vulnerabilities in Spring products could allow a remote attacker to execute arbitrary code, cause a denial of service, or breach data confidentiality.","title":"Multiple Vulnerabilities in Spring Products Allow for Remote Code Execution and Data Breach","url":"https://feed.craftedsignal.io/briefs/2026-05-multiple-spring-vulns/"}],"language":"en","title":"CraftedSignal Threat Feed — Spring","version":"https://jsonfeed.org/version/1.1"}