{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/spip--4.4.15/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":["SPIP (\u003c 4.4.15)"],"_cs_severities":["medium"],"_cs_tags":["vulnerability","security-bypass","web-application"],"_cs_type":"advisory","_cs_vendors":["SPIP"],"content_html":"\u003cp\u003eA security vulnerability has been identified in SPIP, a free software for creating and managing websites. This flaw allows a remote attacker to bypass the configured security policy. The vulnerability affects SPIP versions prior to 4.4.15. An attacker could potentially exploit this vulnerability to perform actions that would normally be restricted, such as accessing sensitive data or modifying system settings. Successful exploitation could lead to a compromise of the affected SPIP installation and its associated data. Defenders need to update to the latest version to prevent this issue.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAn attacker identifies a SPIP instance running a version prior to 4.4.15.\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a specific request designed to exploit the security policy bypass vulnerability.\u003c/li\u003e\n\u003cli\u003eThe malicious request is sent to the vulnerable SPIP instance.\u003c/li\u003e\n\u003cli\u003eDue to the vulnerability, the SPIP instance fails to properly enforce the security policy for the crafted request.\u003c/li\u003e\n\u003cli\u003eThe attacker gains unauthorized access to restricted functionalities or data.\u003c/li\u003e\n\u003cli\u003eThe attacker may then be able to modify content, upload malicious files, or access sensitive information.\u003c/li\u003e\n\u003cli\u003eThe attacker could potentially leverage the gained access to further compromise the server or other connected systems.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of this vulnerability allows attackers to bypass intended security policies. This can result in unauthorized access to sensitive data, modification of website content, or further compromise of the affected system. The impact can range from defacement of the website to full control of the underlying server, depending on the specific configurations and permissions.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade SPIP to version 4.4.15 or later to patch the vulnerability as recommended in the SPIP security bulletin (\u003ca href=\"https://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-4-15.html\"\u003ehttps://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-4-15.html\u003c/a\u003e).\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule \u0026ldquo;Detect SPIP Security Policy Bypass Attempt\u0026rdquo; to your SIEM to identify potential exploitation attempts.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-22T13:04:27Z","date_published":"2026-05-22T13:04:27Z","id":"https://feed.craftedsignal.io/briefs/2026-05-spip-security-bypass/","summary":"A vulnerability in SPIP versions prior to 4.4.15 allows an attacker to bypass the security policy, potentially leading to unauthorized actions.","title":"SPIP Security Policy Bypass Vulnerability","url":"https://feed.craftedsignal.io/briefs/2026-05-spip-security-bypass/"}],"language":"en","title":"CraftedSignal Threat Feed — SPIP (\u003c 4.4.15)","version":"https://jsonfeed.org/version/1.1"}