{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/vendors/php/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":["PHP"],"_cs_severities":["medium"],"_cs_tags":["php","vulnerability","ssrf","dos","information-disclosure"],"_cs_type":"threat","_cs_vendors":["PHP"],"content_html":"\u003cp\u003eMultiple vulnerabilities in PHP allow a remote attacker to disclose information, cause a denial-of-service condition, perform a Server-Side Request Forgery (SSRF) attack, or achieve other unspecified impacts. The CERT-Bund advisory highlights the potential for significant compromise due to the diverse nature of these flaws. Defenders should be aware of potential exploitation attempts targeting PHP applications and infrastructure, especially given the wide deployment of PHP in web environments. The lack of specific CVEs in the advisory makes targeted patching and mitigation challenging, requiring a more comprehensive defensive strategy.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eThe attacker identifies a vulnerable PHP application or server.\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a malicious request designed to exploit an information disclosure vulnerability (T1592).\u003c/li\u003e\n\u003cli\u003eThe vulnerable PHP application processes the request, unintentionally revealing sensitive data.\u003c/li\u003e\n\u003cli\u003eAlternatively, the attacker sends a specially crafted request designed to trigger a denial-of-service (DoS) condition (T1499).\u003c/li\u003e\n\u003cli\u003eThe PHP application crashes or becomes unresponsive due to the DoS attack.\u003c/li\u003e\n\u003cli\u003eAs another alternative, the attacker crafts a request to exploit a Server-Side Request Forgery (SSRF) vulnerability (T1190).\u003c/li\u003e\n\u003cli\u003eThe vulnerable PHP application makes unauthorized requests to internal resources or external services on behalf of the attacker.\u003c/li\u003e\n\u003cli\u003eThe attacker may gain unauthorized access to internal systems or sensitive information through the SSRF attack or cause other, unspecified impacts.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of these PHP vulnerabilities can lead to sensitive information disclosure, denial-of-service conditions affecting web applications, and unauthorized access to internal resources through SSRF attacks. The \u0026ldquo;unknown impacts\u0026rdquo; mentioned in the advisory suggest the potential for even more severe consequences. The wide deployment of PHP means a successful attack could affect numerous organizations and users.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor web server logs for suspicious activity indicative of exploitation attempts targeting PHP applications (see example Sigma rule for SSRF detection)\u003c/li\u003e\n\u003cli\u003eImplement web application firewalls (WAFs) to filter malicious requests and protect against common PHP exploits.\u003c/li\u003e\n\u003cli\u003eSince the advisory lacks specific CVEs, conduct thorough security audits and penetration testing of PHP applications to identify and address potential vulnerabilities.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-22T07:26:14Z","date_published":"2026-05-22T07:26:14Z","id":"https://feed.craftedsignal.io/briefs/2026-05-php-multiple-vulnerabilities/","summary":"A remote attacker can exploit multiple vulnerabilities in PHP to disclose information, cause a denial-of-service condition, perform a Server-Side Request Forgery (SSRF) attack, or achieve unknown impacts.","title":"Multiple Vulnerabilities in PHP Allow for Information Disclosure, DoS, SSRF, and Unknown Impacts","url":"https://feed.craftedsignal.io/briefs/2026-05-php-multiple-vulnerabilities/"}],"language":"en","title":"CraftedSignal Threat Feed — PHP","version":"https://jsonfeed.org/version/1.1"}