{"id":"CVE-2026-81739","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-81739","generatedAt":"2026-10-28T02:13:23.680Z","title":"The Paytm Payment Gateway WordPress plugin before 2.8.9 does not sanitize and escape data it stores from payment callbacks before outputting it in an admin page, and the integrity check on those callbacks can be forged when the gateway is enabled…","description":"The Paytm Payment Gateway WordPress plugin before 2.8.9 does not sanitize and escape data it stores from payment callbacks before outputting it in an admin page, and the integrity check on those callbacks can be forged when the gateway is enabled without credentials, allowing unauthenticated users to store scripts that will run in the session of a store administrator.","published":"2026-10-01T06:17:11.000Z","lastModified":"2026-10-01T13:11:53.000Z","status":"Deferred","sourceIdentifier":"contact@wpscan.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-79"],"affected":[],"epss":{"score":0.00216,"percentile":0.12007,"date":"2026-10-26","history":[{"date":"2026-10-02","score":0.00216,"percentile":0.10951}]},"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 (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-10-01T12:45:05.000Z","detail":{"from":null,"score":"7.5","severity":"HIGH","fromSeverity":null},"summary":"Now scored CVSS 7.5 HIGH."},{"kind":"new","label":"New CVE","at":"2026-10-01T06:17:11.000Z","detail":{"score":null,"severity":null,"publishedAt":"2026-10-01T06:17:10.783Z"},"summary":"New CVE, high severity (CVSS 7.5)."}],"references":[{"url":"https://wpscan.com/vulnerability/f77f3f04-cb98-4687-9080-dd0c99a7e926/","source":"contact@wpscan.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-81739","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."}