{"id":"CVE-2024-4358","kind":"vulnerability","aliases":["CVE-2024-4358"],"related":[],"title":"telerik report server 2024: In Progress Telerik Report Server, version 2024 Q1 (10.0.24.305) or earlier, on IIS, an unauthenticated attacker can…","description":"Progress Telerik Report Server contains an authorization bypass by spoofing vulnerability that allows an attacker to obtain unauthorized access.\n\nCISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","summary":"Progress Telerik Report Server has an authentication bypass that lets an attacker gain unauthorized access by spoofing. CISA lists it as actively exploited in the wild.","severity":"critical","cvss":9.8,"epss":null,"exploited":true,"exploited_at":"2024-06-13T00:00:00+00:00","products":[{"name":"Progress Telerik Report Server","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"telerik report server 2024","fixed":[],"affected":"<= 10.0.24.305","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","package","self-hosted","telerik-report-server"],"not_affected_if":["unknown"],"how_to_check":null,"fix":"Apply the mitigations per the vendor instructions, or discontinue use of the product if mitigations are unavailable.","status":"open","published_at":"2024-05-29T15:16:06+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:58:44+00:00","updated_at":"2026-10-23T22:29:05+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-23T20:58:44Z","model":"claude-haiku-5-5","output":{"fix":"Apply the mitigations per the vendor instructions, or discontinue use of the product if mitigations are unavailable.","reach":"network","impact":"high","summary":"Progress Telerik Report Server has an authentication bypass that lets an attacker gain unauthorized access by spoofing. CISA lists it as actively exploited in the wild.","category":"package","who_cares":["telerik-report-server","self-hosted"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker gains unauthorized access to the report server without credentials.","analyst_note":"Find the vendor advisory and affected/fixed version range, plus the exact mitigation steps and a config or version check, via the CISA KEV entry and Progress security advisories.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["unknown"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"critical"},"cost_usd":0.000446,"input_tokens":2822,"output_tokens":327,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2024':22A,25A '-4358':23A,26A '10.0.24.305':13A '2024':4A,11A,34A 'access':58B,88C 'action':91C 'activ':65B 'allow':82C 'appli':92C 'attack':20A,55B,84C 'authent':50B 'author':76C 'bypass':51B,77C 'cisa':61B,89C 'contain':74C 'cve':21A,24A 'discontinu':98C 'earlier':15A 'exploit':35B,66B 'gain':56B 'host':39B 'ii':17A 'instruct':96C 'let':53B 'list':62B 'mitig':93C,104C 'obtain':86C 'packag':36B 'per':94C 'product':102C 'progress':6A,27A,44B,70C 'q1':12A 'report':2A,8A,29A,32A,42B,46B,72C 'requir':90C 'self':38B 'self-host':37B 'server':3A,9A,30A,33A,43B,47B,73C 'spoof':60B,79C 'telerik':1A,7A,28A,31A,41B,45B,71C 'telerik-report-serv':40B 'unauthent':19A 'unauthor':57B,87C 'unavail':106C 'use':99C 'vendor':95C 'version':10A 'vulner':80C 'wild':69B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2024-05-29T15:16:06+00:00","kev":{"dateAdded":"2024-06-13","dueDate":"2024-07-04","requiredAction":"Apply mitigations per vendor instructions 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":"security@progress.com","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2024-4358","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2024-4358","severity":null,"published_at":"2024-06-13T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T11:39:15+00:00","note":null},{"source":"nvd","external_id":"CVE-2024-4358","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-4358","severity":null,"published_at":"2024-05-29T15:16:06+00:00","modified_at":"2026-06-17T08:01:44+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"}