{"id":"CVE-2026-13257","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-13257","generatedAt":"2026-10-28T01:01:07.330Z","title":"IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow an authenticated user to forge signature requests due to improper verification of data authenticity.","description":"IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow an authenticated user to forge signature requests due to improper verification of data authenticity.","published":"2026-10-08T15:17:48.000Z","lastModified":"2026-10-14T23:59:21.000Z","status":"Analyzed","sourceIdentifier":"psirt@us.ibm.com","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-345"],"affected":["ibm/datapower gateway"],"epss":{"score":0.00135,"percentile":0.02952,"date":"2026-10-26","history":[{"date":"2026-10-09","score":0.00132,"percentile":0.02417}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-08T15:17:48.000Z","detail":{"score":"6.5","severity":"MEDIUM","publishedAt":"2026-10-08T15:17:48.143Z"},"summary":"New CVE, medium severity (CVSS 6.5)."}],"references":[{"url":"https://www.ibm.com/support/pages/node/7289775","tags":["Vendor Advisory"],"source":"psirt@us.ibm.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-13257","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."}