{"id":"CVE-2025-2746","kind":"vulnerability","aliases":["CVE-2025-2746"],"related":[],"title":"An authentication bypass vulnerability in Kentico Xperience allows authentication bypass via the Staging Sync Server…","description":"Kentico Xperience CMS contains an authentication bypass using an alternate path or channel vulnerability that could allow an attacker to control administrative objects.\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":"Kentico Xperience CMS has an authentication bypass through an alternate path, letting an attacker reach administrative objects without logging in. CISA lists it as actively exploited in the wild.","severity":"critical","cvss":9.8,"epss":null,"exploited":true,"exploited_at":"2025-10-20T00:00:00+00:00","products":[{"name":"Kentico Xperience CMS","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"kentico xperience","fixed":[],"affected":"<= 13.0.172","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","kentico","package","self-hosted","xperience-cms"],"not_affected_if":["unknown"],"how_to_check":null,"fix":"Apply the mitigations from the Kentico vendor advisory; if none are available, stop using the product (per CISA guidance). Exact fixed version: unknown.","status":"open","published_at":"2025-03-24T19:15:51+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:44:28+00:00","updated_at":"2026-10-23T23:44:51+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-23T20:44:28Z","model":"claude-haiku-5-5","output":{"fix":"Apply the mitigations from the Kentico vendor advisory; if none are available, stop using the product (per CISA guidance). Exact fixed version: unknown.","reach":"internet","summary":"Kentico Xperience CMS has an authentication bypass through an alternate path, letting an attacker reach administrative objects without logging in. CISA lists it as actively exploited in the wild.","category":"package","who_cares":["kentico","xperience-cms","self-hosted"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker controls administrative objects on the CMS without valid credentials","analyst_note":"Find affected and fixed Kentico Xperience versions and the vendor mitigation steps at the Kentico security advisory, linked from the CISA KEV entry.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["unknown"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000425,"input_tokens":2549,"output_tokens":341,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':100C '-2025':17A,20A '-2746':18A,21A '22':99C 'action':90C 'activ':60B 'administr':51B,86C 'allow':8A,81C 'altern':45B,74C 'appli':91C 'applic':97C 'attack':49B,83C 'authent':2A,9A,41B,70C 'bod':98C 'bypass':3A,10A,42B,71C 'channel':77C 'cisa':56B,88C 'cloud':103C 'cms':24A,35B,38B,67C 'contain':68C 'control':85C 'could':80C 'cve':16A,19A 'discontinu':106C 'exploit':27B,61B 'follow':96C 'guidanc':101C 'host':32B 'instruct':95C 'kentico':6A,22A,25A,28B,36B,65C 'let':47B 'list':57B 'log':54B 'mitig':92C,112C 'object':52B,87C 'packag':29B 'path':46B,75C 'per':93C 'product':110C 'reach':50B 'requir':89C 'self':31B 'self-host':30B 'server':15A 'servic':104C 'stage':13A 'sync':14A 'unavail':114C 'use':72C,107C 'vendor':94C 'via':11A 'vulner':4A,78C 'wild':64B 'without':53B 'xperienc':7A,34B,37B,66C 'xperience':23A,26A 'xperience-cm':33B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-03-24T19:15:51+00:00","kev":{"dateAdded":"2025-10-20","dueDate":"2025-11-10","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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_by":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-2746","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-2746","severity":null,"published_at":"2025-10-20T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T17:39:55+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-2746","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2746","severity":null,"published_at":"2025-03-24T19:15:51+00:00","modified_at":"2026-06-17T09:07:33+00:00","first_seen_at":"2026-10-23T23:44:51+00:00","fetched_at":"2026-10-23T23:44:51+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"}