{"id":"CVE-2025-40536","kind":"vulnerability","aliases":["CVE-2025-40536"],"related":[],"title":"SolarWinds Web Help Desk was found to be susceptible to a security control bypass vulnerability that if exploited,…","description":"SolarWinds Web Help Desk contains a security control bypass vulnerability that could allow an unauthenticated attacker to gain access to certain restricted functionality.\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":"SolarWinds Web Help Desk has a security control bypass that lets an unauthenticated attacker reach restricted functionality. CISA lists it as actively exploited in the wild.","severity":"critical","cvss":9.8,"epss":null,"exploited":true,"exploited_at":"2026-02-12T00:00:00+00:00","products":[{"name":"solarwinds web help desk","fixed":["2026.1"],"affected":"< 2026.1","ecosystem":"vendor"},{"name":"SolarWinds Web Help Desk","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","self-hosted","solarwinds","vendor","web-help-desk"],"not_affected_if":["unknown"],"how_to_check":"Check the installed Web Help Desk version against SolarWinds' advisory for CVE-2025-40536. Review web server and application access logs for unauthenticated requests to restricted admin paths.","fix":"Apply the vendor mitigation or patch per SolarWinds instructions; if no mitigation is available, discontinue use of the product as CISA directs.","status":"open","published_at":"2026-01-28T08:16:01+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:42:19+00:00","updated_at":"2026-10-24T00:09:50+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-23T20:42:19Z","model":"claude-haiku-5-5","output":{"fix":"Apply the vendor mitigation or patch per SolarWinds instructions; if no mitigation is available, discontinue use of the product as CISA directs.","reach":"network","summary":"SolarWinds Web Help Desk has a security control bypass that lets an unauthenticated attacker reach restricted functionality. CISA lists it as actively exploited in the wild.","category":"vendor","who_cares":["solarwinds","web-help-desk","self-hosted"],"confidence":0.6,"needs_auth":"no","worst_case":"Unauthenticated attacker reaches restricted functionality on the help desk server.","analyst_note":"Find the affected and fixed versions and the vendor mitigation steps in the SolarWinds security advisory for CVE-2025-40536, linked from the CISA KEV entry.","how_to_check":"Check the installed Web Help Desk version against SolarWinds' advisory for CVE-2025-40536. Review web server and application access logs for unauthenticated requests to restricted admin paths.","needs_analyst":true,"not_affected_if":["unknown"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000458,"input_tokens":2546,"output_tokens":407,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':104C '-2025':20A,23A '-40536':21A,24A '22':103C 'access':87C 'action':94C 'activ':64B 'allow':81C 'appli':95C 'applic':101C 'attack':56B,84C 'bod':102C 'bypass':14A,51B,77C 'certain':89C 'cisa':60B,92C 'cloud':107C 'contain':73C 'control':13A,50B,76C 'could':80C 'cve':19A,22A 'desk':4A,28A,32A,42B,46B,72C 'discontinu':110C 'exploit':18A,33B,65B 'follow':100C 'found':6A 'function':59B,91C 'gain':86C 'guidanc':105C 'help':3A,27A,31A,41B,45B,71C 'host':36B 'instruct':99C 'let':53B 'list':61B 'mitig':96C,116C 'per':97C 'product':114C 'reach':57B 'requir':93C 'restrict':58B,90C 'secur':12A,49B,75C 'self':35B 'self-host':34B 'servic':108C 'solarwind':1A,37B,43B,69C 'solarwinds':25A,29A 'suscept':9A 'unauthent':55B,83C 'unavail':118C 'use':111C 'vendor':38B,98C 'vulner':15A,78C 'web':2A,26A,30A,40B,44B,70C 'web-help-desk':39B 'wild':68B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2026-01-28T08:16:01+00:00","kev":{"dateAdded":"2026-02-12","dueDate":"2026-02-15","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:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_by":"psirt@solarwinds.com","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2025-40536","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-40536","severity":null,"published_at":"2026-02-12T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T12:39:21+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-40536","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40536","severity":null,"published_at":"2026-01-28T08:16:01+00:00","modified_at":"2026-06-17T09:21:43+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"}