{"cve":"CVE-2021-21407","nvd":{"published":"2021-07-21T16:15:08.483","modified":"2026-06-17T03:35:30.360","status":"Modified","description":"Combodo iTop is an open source, web based IT Service Management tool. Prior to version 2.7.4, the CSRF token validation can be bypassed through iTop portal via a tricky browser procedure. The vulnerability is patched in version 2.7.4 and 3.0.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-352"],"references":["https://github.com/Combodo/iTop/security/advisories/GHSA-9wq8-4qm9-3j6f","https://github.com/Combodo/iTop/security/advisories/GHSA-9wq8-4qm9-3j6f"],"products":["combodo:itop"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2021-21407","score":0.00461,"percentile":0.39989,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}