{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata — refreshed continuously.","feed_url":"https://feed.craftedsignal.io/products/plugin-4.1.2cu.5137/","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cves":[{"cvss":8.8,"id":"CVE-2026-7503"}],"_cs_exploited":false,"_cs_products":["Plugin 4.1.2cu.5137"],"_cs_severities":["critical"],"_cs_tags":["buffer-overflow","remote-code-execution","cve-2026-7503"],"_cs_type":"advisory","_cs_vendors":["code-projects"],"content_html":"\u003cp\u003eA critical buffer overflow vulnerability, identified as CVE-2026-7503, has been discovered in code-projects Plugin version 4.1.2cu.5137. The vulnerability resides within the \u003ccode\u003esetWiFiMultipleConfig\u003c/code\u003e function in the \u003ccode\u003e/lib/cste_modules/wireless.so\u003c/code\u003e library, which is part of the \u003ccode\u003e/cgi-bin/cstecgi.cgi\u003c/code\u003e executable. Successful exploitation is achieved through manipulation of the \u003ccode\u003ewepkey2\u003c/code\u003e argument, allowing for remote code execution. The vulnerability is considered highly critical due to the availability of a public exploit, increasing the likelihood of widespread exploitation and potential compromise of affected systems. This poses a significant threat to devices utilizing the vulnerable plugin version.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAttacker identifies a system running code-projects Plugin 4.1.2cu.5137.\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a malicious HTTP request targeting the \u003ccode\u003e/cgi-bin/cstecgi.cgi\u003c/code\u003e endpoint.\u003c/li\u003e\n\u003cli\u003eThe request includes a specially crafted payload for the \u003ccode\u003ewepkey2\u003c/code\u003e argument within the \u003ccode\u003esetWiFiMultipleConfig\u003c/code\u003e function.\u003c/li\u003e\n\u003cli\u003eThe vulnerable function \u003ccode\u003esetWiFiMultipleConfig\u003c/code\u003e processes the malicious input without proper bounds checking.\u003c/li\u003e\n\u003cli\u003eThe oversized \u003ccode\u003ewepkey2\u003c/code\u003e argument overflows the buffer, overwriting adjacent memory regions.\u003c/li\u003e\n\u003cli\u003eThe attacker injects malicious code into the memory space via the buffer overflow.\u003c/li\u003e\n\u003cli\u003eThe injected code executes, granting the attacker control over the affected system.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-7503 can lead to complete system compromise, allowing attackers to execute arbitrary code, steal sensitive information, or cause denial-of-service conditions. Due to the ready availability of an exploit, any system running the vulnerable code-projects plugin version 4.1.2cu.5137 is at immediate risk. The lack of specific victim numbers or sector targeting information in the provided source does not diminish the critical nature of the vulnerability given the high CVSS score (8.8) and public exploit.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDeploy the Sigma rule \u0026ldquo;Detect Code-Projects WiFi Configuration Buffer Overflow Attempt\u0026rdquo; to your SIEM to detect exploitation attempts targeting the vulnerable \u003ccode\u003esetWiFiMultipleConfig\u003c/code\u003e function and monitor web server logs (cs-uri-query).\u003c/li\u003e\n\u003cli\u003eApply input validation and sanitization to prevent buffer overflows. This issue occurs within the \u003ccode\u003e/lib/cste_modules/wireless.so\u003c/code\u003e library called by \u003ccode\u003e/cgi-bin/cstecgi.cgi\u003c/code\u003e.\u003c/li\u003e\n\u003cli\u003eMonitor network traffic for suspicious requests targeting the \u003ccode\u003e/cgi-bin/cstecgi.cgi\u003c/code\u003e endpoint, as this is the entry point for exploiting CVE-2026-7503.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-04-30T22:16:26Z","date_published":"2026-04-30T22:16:26Z","id":"/briefs/2026-04-code-projects-buffer-overflow/","summary":"A buffer overflow vulnerability (CVE-2026-7503) exists in code-projects Plugin 4.1.2cu.5137, allowing a remote attacker to execute arbitrary code by manipulating the 'wepkey2' argument in the 'setWiFiMultipleConfig' function of the '/lib/cste_modules/wireless.so' library, posing a critical risk due to publicly available exploits.","title":"code-projects Plugin 4.1.2cu.5137 Buffer Overflow Vulnerability","url":"https://feed.craftedsignal.io/briefs/2026-04-code-projects-buffer-overflow/"}],"language":"en","title":"CraftedSignal Threat Feed — Plugin 4.1.2cu.5137","version":"https://jsonfeed.org/version/1.1"}