{"cve":"CVE-2019-11939","nvd":{"published":"2020-03-18T01:15:11.660","modified":"2026-06-17T02:13:52.567","status":"Modified","description":"Golang Facebook Thrift servers would not error upon receiving messages declaring containers of sizes larger than the payload. As a result, malicious clients could send short messages which would result in a large memory allocation, potentially leading to denial of service. This issue affects Facebook Thrift prior to v2020.03.16.00.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-770"],"references":["https://github.com/facebook/fbthrift/commit/483ed864d69f307e9e3b9dadec048216100c0757","https://www.facebook.com/security/advisories/cve-2019-11939","https://github.com/facebook/fbthrift/commit/483ed864d69f307e9e3b9dadec048216100c0757","https://www.facebook.com/security/advisories/cve-2019-11939"],"products":["facebook:thrift"],"source":"nvd","synced_at":"2026-10-19T21:03:08.679916934+00:00"},"epss":{"cve":"CVE-2019-11939","score":0.01557,"percentile":0.7519,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-w3r9-r9w7-8h48","url":"https://osv.dev/vulnerability/GHSA-w3r9-r9w7-8h48","summary":"Golang Facebook Thrift servers vulnerable to denial of service","modified":"2026-09-10T03:49:43.123240736Z","packages":[{"ecosystem":"Go","name":"github.com/facebook/fbthrift","purl":"pkg:golang/github.com/facebook/fbthrift","ranges":["<0.31.1-0.20200311080807-483ed864d69f"],"fixed":["0.31.1-0.20200311080807-483ed864d69f"]}]},{"id":"GO-2021-0082","url":"https://osv.dev/vulnerability/GO-2021-0082","summary":"Denial of service via malicious message size declaration in github.com/facebook/fbthrift","modified":"2026-02-04T02:54:52.784187Z","packages":[{"ecosystem":"Go","name":"github.com/facebook/fbthrift","purl":"pkg:golang/github.com/facebook/fbthrift","ranges":["<0.31.1-0.20200311080807-483ed864d69f"],"fixed":["0.31.1-0.20200311080807-483ed864d69f"]}]}],"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."]}