{"cve":"CVE-2021-3758","nvd":{"published":"2021-09-02T12:15:07.693","modified":"2026-06-17T04:05:42.573","status":"Modified","description":"bookstack is vulnerable to Server-Side Request Forgery (SSRF)","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-918"],"references":["https://github.com/bookstackapp/bookstack/commit/bee5e2c7ca637d034c6985c0328cef0ce068778e","https://huntr.dev/bounties/a8d7fb24-9a69-42f3-990a-2db93b53f76b","https://github.com/bookstackapp/bookstack/commit/bee5e2c7ca637d034c6985c0328cef0ce068778e","https://huntr.dev/bounties/a8d7fb24-9a69-42f3-990a-2db93b53f76b"],"products":["bookstackapp:bookstack"],"source":"nvd","synced_at":"2026-10-19T21:21:57.125947417+00:00"},"epss":{"cve":"CVE-2021-3758","score":0.008,"percentile":0.56574,"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."]}