{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/tags/cve-2026-34649/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":7.5,"id":"CVE-2026-34649"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Commerce"],"_cs_severities":["medium"],"_cs_tags":["cve-2026-34649","dos","resource-consumption"],"_cs_type":"advisory","_cs_vendors":["Adobe"],"content_html":"\u003cp\u003eAdobe Commerce versions prior to 2.4.9-beta1, including 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, and 2.4.4-p17, contain an uncontrolled resource consumption vulnerability, identified as CVE-2026-34649. This flaw allows a remote, unauthenticated attacker to exhaust server resources, leading to a denial-of-service (DoS) condition, impacting application availability. The vulnerability does not require any user interaction to trigger, making it easily exploitable. Successful exploitation results in the Adobe Commerce application becoming unresponsive or unavailable to legitimate users due to resource exhaustion.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAn unauthenticated attacker identifies an accessible endpoint within the Adobe Commerce application.\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a malicious request to the identified endpoint.\u003c/li\u003e\n\u003cli\u003eThis request is designed to consume excessive server resources such as CPU, memory, or disk I/O.\u003c/li\u003e\n\u003cli\u003eThe application processes the malicious request, inadvertently allocating resources without proper limits.\u003c/li\u003e\n\u003cli\u003eThe attacker sends a high volume of these malicious requests, amplifying the resource consumption.\u003c/li\u003e\n\u003cli\u003eServer resources are gradually exhausted, impacting the application\u0026rsquo;s performance.\u003c/li\u003e\n\u003cli\u003eLegitimate user requests are delayed or fail due to resource contention.\u003c/li\u003e\n\u003cli\u003eThe Adobe Commerce application becomes unresponsive, resulting in a denial-of-service condition.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-34649 results in a denial-of-service condition, rendering the Adobe Commerce application unavailable to legitimate users. This can lead to significant business disruption, impacting sales, customer service, and overall revenue. The vulnerability is remotely exploitable without user interaction, increasing the risk of widespread attacks. The severity is rated as HIGH with a CVSS score of 7.5.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade to the latest version of Adobe Commerce that addresses CVE-2026-34649.\u003c/li\u003e\n\u003cli\u003eImplement rate limiting on API endpoints to mitigate potential resource exhaustion attacks.\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule \u0026ldquo;Detect CVE-2026-34649 Exploitation Attempt\u0026rdquo; to identify malicious requests targeting the vulnerability.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-12T20:19:50Z","date_published":"2026-05-12T20:19:50Z","id":"https://feed.craftedsignal.io/briefs/2026-05-cve-2026-34649/","summary":"Adobe Commerce versions 2.4.9-beta1 and earlier are susceptible to an uncontrolled resource consumption vulnerability (CVE-2026-34649), allowing an unauthenticated attacker to trigger a denial-of-service condition by exhausting system resources.","title":"CVE-2026-34649: Adobe Commerce Uncontrolled Resource Consumption Vulnerability","url":"https://feed.craftedsignal.io/briefs/2026-05-cve-2026-34649/"}],"language":"en","title":"CraftedSignal Threat Feed — Cve-2026-34649","version":"https://jsonfeed.org/version/1.1"}