{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/nextcloud-server-32/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":["Nextcloud Server 32","Nextcloud Server 33","Nextcloud Server 34","Nextcloud Enterprise","Nextcloud Mail"],"_cs_severities":["medium"],"_cs_tags":["vulnerability","nextcloud","patch-management"],"_cs_type":"advisory","_cs_vendors":["Nextcloud"],"content_html":"\u003cp\u003eThe French National Cybersecurity Agency (ANSSI) has published an advisory detailing multiple security vulnerabilities impacting various versions of the Nextcloud Server and Nextcloud Mail applications. The flaws, identified by the project maintainers, could lead to a compromise of data confidentiality and allow for the bypass of established security policies. The affected products include Nextcloud Server versions within the 32.x, 33.x, and 34.x branches, as well as the Mail plugin across multiple versions. Administrators are encouraged to review the referenced GitHub security advisories (GHSA-99gw-ww6p-f2rr and GHSA-vq3v-jv6f-6xp2) to identify specific patch requirements, as exploitation of these vulnerabilities could expose sensitive user data stored within the platform.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of these vulnerabilities enables unauthorized access to restricted data and permits the subversion of internal security controls. Given the nature of Nextcloud as a centralized storage and collaboration platform, these flaws present a significant risk to the integrity and confidentiality of enterprise information. Organizations utilizing these affected versions should prioritize patching to prevent potential data exfiltration or unauthorized access to system features.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade Nextcloud Server and Mail instances immediately to the patched versions specified in the vendor's security advisories.\u003c/li\u003e\n\u003cli\u003eReview current logs for unexpected access patterns following an audit of user permissions for sensitive files.\u003c/li\u003e\n\u003cli\u003eApply the updates for Server 32.0.12, 33.0.6, or 34.0.1 depending on the current deployment environment.\u003c/li\u003e\n\u003cli\u003ePatch Mail plugin versions to at least 3.7.25, 5.5.16, 5.6.20, or 5.7.13.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-08-06T15:19:32Z","date_published":"2026-08-06T15:19:32Z","id":"https://feed.craftedsignal.io/briefs/2026-08-nextcloud-vulnerabilities/","summary":"Multiple vulnerabilities, including CVE-2026-61527 and CVE-2026-61545, affect Nextcloud Server and Mail components, posing risks to data confidentiality and security policy enforcement.","title":"Multiple Vulnerabilities in Nextcloud Products","url":"https://feed.craftedsignal.io/briefs/2026-08-nextcloud-vulnerabilities/"}],"language":"en","title":"CraftedSignal Threat Feed - Nextcloud Server 32","version":"https://jsonfeed.org/version/1.1"}