{"id":"CVE-2025-57819","kind":"vulnerability","aliases":["CVE-2025-57819"],"related":[],"title":"sangoma freepbx: FreePBX is an open-source web-based graphical user interface","description":"Sangoma FreePBX contains an authentication bypass vulnerability due to insufficiently sanitized user-supplied data allows unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution.\n\nCISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","summary":"Sangoma FreePBX has an authentication bypass caused by insufficiently sanitized user input. An unauthenticated attacker can reach the FreePBX administrator interface, manipulate the database, and execute code remotely.","severity":"critical","cvss":10.0,"epss":null,"exploited":true,"exploited_at":"2025-08-29T00:00:00+00:00","products":[{"name":"sangoma freepbx","fixed":["15.0.66"],"affected":">= 15.0, < 15.0.66","ecosystem":"vendor"},{"name":"sangoma freepbx","fixed":["16.0.89"],"affected":">= 16.0, < 16.0.89","ecosystem":"vendor"},{"name":"sangoma freepbx","fixed":["17.0.3"],"affected":">= 17.0, < 17.0.3","ecosystem":"vendor"},{"name":"Sangoma FreePBX","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","freepbx","sangoma","self-hosted","vendor","voip"],"not_affected_if":["managed-hosting"],"how_to_check":null,"fix":"Apply the mitigation from the Sangoma vendor advisory; CISA says to discontinue use of the product if no mitigation is available. Exact fixed version: unknown","status":"open","published_at":"2025-08-28T17:15:36+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:46:28+00:00","updated_at":"2026-10-24T00:09:50+00:00","category":"vendor","confidence":0.7,"triage":{"at":"2026-10-23T20:46:28Z","model":"claude-haiku-5-5","output":{"fix":"Apply the mitigation from the Sangoma vendor advisory; CISA says to discontinue use of the product if no mitigation is available. Exact fixed version: unknown","reach":"unknown","summary":"Sangoma FreePBX has an authentication bypass caused by insufficiently sanitized user input. An unauthenticated attacker can reach the FreePBX administrator interface, manipulate the database, and execute code remotely.","category":"vendor","who_cares":["freepbx","self-hosted","voip","sangoma"],"confidence":0.7,"needs_auth":"no","worst_case":"Unauthenticated attacker gets admin access, edits the database, and runs code on the server","analyst_note":"Find the Sangoma advisory for CVE-2025-57819 to get affected and fixed versions, exact mitigation steps and whether the exposed admin interface is required; check the CISA KEV entry for the date added.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["managed-hosting"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"critical"},"cost_usd":0.00045,"input_tokens":2563,"output_tokens":388,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':107C '-2025':16A,19A '-57819':17A,20A '22':106C 'access':82C 'action':97C 'administr':56B,85C 'allow':80C 'appli':98C 'applic':104C 'arbitrari':88C 'attack':51B 'authent':41B,69C 'base':11A 'bod':105C 'bypass':42B,70C 'caus':43B 'cisa':95C 'cloud':110C 'code':63B,93C 'contain':67C 'cve':15A,18A 'data':79C 'databas':60B,89C 'discontinu':113C 'due':72C 'execut':62B,94C 'exploit':29B 'follow':103C 'freepbx':2A,3A,22A,24A,26A,28A,30B,38B,55B,66C,84C 'graphic':12A 'guidanc':108C 'host':34B 'input':48B 'instruct':102C 'insuffici':45B,74C 'interfac':14A,57B 'lead':86C 'manipul':58B,90C 'mitig':99C,119C 'open':7A 'open-sourc':6A 'per':100C 'product':117C 'reach':53B 'remot':64B,92C 'requir':96C 'sangoma':1A,21A,23A,25A,27A,31B,37B,65C 'sanit':46B,75C 'self':33B 'self-host':32B 'servic':111C 'sourc':8A 'suppli':78C 'unauthent':50B,81C 'unavail':121C 'use':114C 'user':13A,47B,77C 'user-suppli':76C 'vendor':35B,101C 'voip':36B 'vulner':71C 'web':10A 'web-bas':9A","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-08-28T17:15:36+00:00","kev":{"dateAdded":"2025-08-29","dueDate":"2025-09-19","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"security-advisories@github.com","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-57819","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-57819","severity":null,"published_at":"2025-08-29T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T12:39:22+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-57819","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-57819","severity":null,"published_at":"2025-08-28T17:15:36+00:00","modified_at":"2026-09-26T00:10:00+00:00","first_seen_at":"2026-10-23T22:29:05+00:00","fetched_at":"2026-10-23T22:29:05+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}