{"id":"CVE-2026-28330","kind":"vulnerability","aliases":["CVE-2026-28330"],"related":[],"title":"SolarWinds Observability Self-Hosted: stored XSS runs script in other users' browsers","description":"SolarWinds Observability Self-Hosted was found to be affected by a stored Cross-Site Scripting (XSS) vulnerability that allows authenticated attackers to inject malicious content or JavaScript, which is displayed or executed in the browsers of other authenticated users who access the affected pages.","summary":"SolarWinds Observability Self-Hosted has a stored cross-site scripting flaw. An authenticated user can save malicious content or JavaScript that runs in the browsers of other authenticated users who open the affected pages.","severity":"medium","cvss":4.6,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["other","self-hosted","solarwinds"],"not_affected_if":["unknown"],"how_to_check":"- unknown","fix":"- unknown","status":"open","published_at":"2026-10-20T17:17:39+00:00","first_seen_at":"2026-10-23T21:57:21+00:00","triaged_at":"2026-10-25T04:35:33+00:00","updated_at":"2026-10-25T04:35:33+00:00","category":"other","confidence":0.5,"triage":{"at":"2026-10-25T04:35:33Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"network","title":"SolarWinds Observability Self-Hosted: stored XSS runs script in other users' browsers","impact":"medium","summary":"SolarWinds Observability Self-Hosted has a stored cross-site scripting flaw. An authenticated user can save malicious content or JavaScript that runs in the browsers of other authenticated users who open the affected pages.","category":"other","nicknames":[],"who_cares":["self-hosted","solarwinds"],"confidence":0.5,"needs_auth":"yes","worst_case":"Script runs in other logged-in users' browsers, enabling session abuse","analyst_note":"Check the NVD entry and the SolarWinds advisory for affected versions and the fixed release.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":["unknown"],"who_is_affected":"Teams that run SolarWinds Observability Self-Hosted and let more than one authenticated user view the affected pages are exposed. The sources do not name affected versions. Deployments with a single trusted user, or no authenticated user accounts, are less exposed.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000544,"input_tokens":3325,"output_tokens":423,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-28330':16A,19A 'access':103C 'affect':59B,70C,105C 'allow':81C 'attack':83C 'authent':39B,54B,82C,100C 'browser':13A,51B,97C 'content':44B,87C 'cross':34B,75C 'cross-sit':33B,74C 'cve':14A,17A 'display':92C 'execut':94C 'flaw':37B 'found':67C 'host':5A,23B,29B,65C 'inject':85C 'javascript':46B,89C 'malici':43B,86C 'observ':2A,26B,62C 'open':57B 'page':60B,106C 'run':8A,48B 'save':42B 'script':9A,36B,77C 'self':4A,22B,28B,64C 'self-host':3A,21B,27B,63C 'site':35B,76C 'solarwind':1A,24B,25B,61C 'store':6A,32B,73C 'user':12A,40B,55B,101C 'vulner':79C 'xss':7A,78C","nicknames":[],"mitigations":[],"who_affected":"Teams that run SolarWinds Observability Self-Hosted and let more than one authenticated user view the affected pages are exposed. The sources do not name affected versions. Deployments with a single trusted user, or no authenticated user accounts, are less exposed.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T17:17:39+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","cvss_by":"psirt@solarwinds.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-28330","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28330","severity":null,"published_at":"2026-10-20T17:17:39+00:00","modified_at":"2026-10-20T19:59:00+00:00","first_seen_at":"2026-10-23T21:57:21+00:00","fetched_at":"2026-10-23T22:28:58+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"}