{"cve":"CVE-2020-26172","nvd":{"published":"2020-12-18T10:15:12.710","modified":"2026-06-17T03:07:45.090","status":"Modified","description":"Every login in tangro Business Workflow before 1.18.1 generates the same JWT token, which allows an attacker to reuse the token when a session is active. The JWT token does not contain an expiration timestamp.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5},"cwes":["CWE-294"],"references":["https://blog.to.com/advisory-tangro-bwf-1-17-5-multiple-vulnerabilities/","https://www.tangro.de/","https://blog.to.com/advisory-tangro-bwf-1-17-5-multiple-vulnerabilities/","https://www.tangro.de/"],"products":["tangro:business_workflow"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-26172","score":0.0066,"percentile":0.51569,"date":"2026-11-01"},"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."]}