{"cve":"CVE-2020-35774","nvd":{"published":"2020-12-29T18:15:13.057","modified":"2026-06-17T03:14:16.197","status":"Modified","description":"server/handler/HistogramQueryHandler.scala in Twitter TwitterServer (aka twitter-server) before 20.12.0, in some configurations, allows XSS via the /histograms endpoint.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://advisory.checkmarx.net/advisory/CX-2020-4287","https://github.com/twitter/twitter-server/commit/e0aeb87e89a6e6c711214ee2de0dd9f6e5f9cb6c","https://github.com/twitter/twitter-server/compare/twitter-server-20.10.0...twitter-server-20.12.0","https://advisory.checkmarx.net/advisory/CX-2020-4287","https://github.com/twitter/twitter-server/commit/e0aeb87e89a6e6c711214ee2de0dd9f6e5f9cb6c"],"products":["twitter:twitter-server"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-35774","score":0.85649,"percentile":0.99725,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-3mqv-8gxg-pfm4","url":"https://osv.dev/vulnerability/GHSA-3mqv-8gxg-pfm4","summary":"TwitterServer Cross-site Scripting via /histograms endpoint","modified":"2023-11-08T04:03:35.732527Z","packages":[{"ecosystem":"Maven","name":"com.twitter:twitter-server_2.12","purl":"pkg:maven/com.twitter/twitter-server_2.12","ranges":["<20.12.0"],"fixed":["20.12.0"]}]}],"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."]}