{"id":"CVE-2026-26147","aliases":["EUVD-2026-31516","GHSA-jp7v-xgrx-wqjf"],"status":"published","title":"Azure Stack HCI Information Disclosure Vulnerability","description":"Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.","severity":{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00579,"percentile":0.47943,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-05-22T22:03:09Z","modified":"2026-08-10T15:12:31Z","products":[{"vendor":"microsoft","product":"azure stack hci"},{"vendor":"microsoft","product":"azure_stack_hci"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26147","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26147"},{"url":"https://github.com/advisories/GHSA-jp7v-xgrx-wqjf"}],"sources":{"cve":[{"id":"CVE-2026-26147","title":"Azure Stack HCI Information Disclosure Vulnerability","description":"Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.","status":"published","published":"2026-05-22T22:03:09.75Z","modified":"2026-08-10T15:12:31.009Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T13:38:20.971157Z"}],"euvd":[{"id":"EUVD-2026-31516","description":"Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.","status":"published","published":"2026-05-22T22:03:09Z","modified":"2026-08-10T15:12:31Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T18:02:02.865075Z"}],"ghsa":[{"id":"GHSA-jp7v-xgrx-wqjf","title":"Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose...","description":"Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.","status":"published","published":"2026-05-26T13:30:21Z","modified":"2026-05-26T13:30:30Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:08:16.245994Z"}],"nvd":[{"id":"CVE-2026-26147","description":"Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.","status":"published","published":"2026-05-22T23:16:41.927Z","modified":"2026-07-23T11:10:00.12Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:20.131508Z"}]}}