{"id":"CVE-2026-15638","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-15638","generatedAt":"2026-09-20T13:19:32.338Z","title":"The key itself is not exposed.","description":"An unauthenticated user with access to Secret Server could leverage a padding oracle to decrypt or encrypt data using one of the server's cryptographic keys. The key itself is not exposed.","published":"2026-09-16T00:17:03.000Z","lastModified":"2026-09-18T19:34:37.000Z","status":"Awaiting Analysis","sourceIdentifier":"1443cd92-d354-46d2-9290-d812316ca43a","cvss":{"version":"4.0","score":9.1,"severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-327"],"affected":[],"epss":{"score":0.00201,"percentile":0.10373,"date":"2026-09-19","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://delinea.com/security-advisories","source":"1443cd92-d354-46d2-9290-d812316ca43a"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-15638","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}