{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/tags/security-feature-bypass/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":7.5,"id":"CVE-2026-34646"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Commerce"],"_cs_severities":["high"],"_cs_tags":["incorrect authorization","security feature bypass","ecommerce"],"_cs_type":"advisory","_cs_vendors":["Adobe"],"content_html":"\u003cp\u003eAdobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, and 2.4.4-p17, along with earlier versions, are susceptible to an Incorrect Authorization vulnerability identified as CVE-2026-34646. This flaw enables a remote attacker to bypass security measures and gain unauthorized write access to the affected Commerce application. The vulnerability does not require user interaction to be exploited. This can lead to significant compromise of e-commerce platforms, potentially allowing attackers to modify data, inject malicious content, or escalate privileges within the system.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAttacker identifies an Adobe Commerce instance running a vulnerable version (2.4.9-beta1 or earlier).\u003c/li\u003e\n\u003cli\u003eAttacker crafts a malicious request that exploits the incorrect authorization vulnerability (CVE-2026-34646).\u003c/li\u003e\n\u003cli\u003eThe crafted request bypasses authentication checks due to the authorization flaw.\u003c/li\u003e\n\u003cli\u003eAttacker gains unauthorized write access to sensitive data or functionalities within the Adobe Commerce application.\u003c/li\u003e\n\u003cli\u003eAttacker modifies database records, such as product prices, customer information, or administrator credentials.\u003c/li\u003e\n\u003cli\u003eAttacker injects malicious code, such as PHP scripts or JavaScript, into the application to further compromise the system or its users.\u003c/li\u003e\n\u003cli\u003eAttacker escalates privileges by creating new administrator accounts or modifying existing ones.\u003c/li\u003e\n\u003cli\u003eAttacker maintains persistent access to the compromised Adobe Commerce instance, enabling ongoing malicious activities.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-34646 can lead to a complete compromise of the Adobe Commerce platform. Attackers can manipulate product listings, customer data, and administrative functions. This can result in financial losses due to fraudulent transactions, data breaches affecting customer privacy, and reputational damage to the affected business. Given the widespread use of Adobe Commerce among e-commerce businesses, a successful attack could affect a large number of online stores.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade Adobe Commerce instances to a patched version (later than 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17) to remediate CVE-2026-34646 as detailed in the Adobe advisory.\u003c/li\u003e\n\u003cli\u003eDeploy the provided Sigma rule to detect exploitation attempts against CVE-2026-34646 by monitoring for unauthorized write access patterns.\u003c/li\u003e\n\u003cli\u003eMonitor web server logs for suspicious activity and unexpected modifications to data, as described in the Attack Chain section.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-12T20:18:49Z","date_published":"2026-05-12T20:18:49Z","id":"https://feed.craftedsignal.io/briefs/2026-05-adobe-commerce-auth-bypass/","summary":"Adobe Commerce versions 2.4.9-beta1 and earlier are vulnerable to an Incorrect Authorization issue (CVE-2026-34646) that allows attackers to bypass security features and gain unauthorized write access without user interaction.","title":"Adobe Commerce Incorrect Authorization Vulnerability (CVE-2026-34646)","url":"https://feed.craftedsignal.io/briefs/2026-05-adobe-commerce-auth-bypass/"}],"language":"en","title":"CraftedSignal Threat Feed — Security Feature Bypass","version":"https://jsonfeed.org/version/1.1"}