https://vulnerability.circl.lu/sightings/feed 2026-05-05T21:33:08.047960+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/84203d3e-a76a-496f-96db-a2fc851fc67f/export 2026-05-05T21:33:08.439700+00:00 Automation user http://vulnerability.circl.lu/user/automation {"uuid": "84203d3e-a76a-496f-96db-a2fc851fc67f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-52991", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/19741", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-52991\n\ud83d\udd25 CVSS Score: 3.2 (cvssV3_1, Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N)\n\ud83d\udd39 Description: The Nix, Lix, and Guix package managers default to using temporary build directories in a world-readable and world-writable location. This allows standard users to deceive the package manager into using directories with pre-existing content, potentially leading to unauthorized actions or data manipulation. This affects Nix before 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix before 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.\n\ud83d\udccf Published: 2025-06-27T00:00:00.000Z\n\ud83d\udccf Modified: 2025-06-27T15:46:39.932Z\n\ud83d\udd17 References:\n1. https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017\n2. https://lix.systems/blog/2025-06-24-lix-cves/\n3. https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/\n4. https://security.snyk.io/vuln/?search=CVE-2025-52991\n5. https://security-tracker.debian.org/tracker/CVE-2025-52991\n6. https://labs.snyk.io", "creation_timestamp": "2025-06-27T15:53:19.000000Z"} 2025-06-27T15:53:19+00:00