https://vulnerability.circl.lu/sightings/feed 2026-06-06T14:33:48.701221+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/6be85d03-c970-4103-9d91-014a57c39bfe/export 2026-06-06T14:33:49.121457+00:00 Automation user https://cve.circl.lu/user/automation {"uuid": "6be85d03-c970-4103-9d91-014a57c39bfe", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-27839", "type": "seen", "source": "https://t.me/cibsecurity/24426", "content": "\u203c CVE-2021-27839 \u203c\n\nA CSV injection vulnerability found in Online Invoicing System (OIS) 4.3 and below can be exploited by users to perform malicious actions such as redirecting admins to unknown or harmful websites, or disclosing other clients' details that the user did not have access to.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-03-03T22:45:40.000000Z"} 2021-03-03T22:45:40+00:00