{"cve":"CVE-2017-5858","nvd":{"published":"2017-02-09T20:59:00.577","modified":"2026-06-17T01:21:20.170","status":"Modified","description":"An incorrect implementation of \"XEP-0280: Message Carbons\" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the vulnerable application's display. This allows for various kinds of social engineering attacks. This CVE is for Converse.js (0.8.0 - 1.0.6, 2.0.0 - 2.0.4).","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","score":5.9},"cwes":["CWE-20","CWE-346"],"references":["http://openwall.com/lists/oss-security/2017/02/09/29","http://www.securityfocus.com/bid/96183","https://github.com/jcbrand/converse.js/commit/42f249cabbbf5c026398e6d3b350f6f9536ea572","https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons/","https://rt-solutions.de/wp-content/uploads/2017/02/CVE-2017-5589_xmpp_carbons.pdf"],"products":["conversejs:converse.js"],"source":"nvd","synced_at":"2026-10-19T20:41:54.846948762+00:00"},"epss":{"cve":"CVE-2017-5858","score":0.0094,"percentile":0.60944,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-w973-2qcc-p78x","url":"https://osv.dev/vulnerability/GHSA-w973-2qcc-p78x","summary":"User Impersonation in converse.js","modified":"2023-11-08T03:59:23.283215Z","packages":[{"ecosystem":"npm","name":"converse.js","purl":"pkg:npm/converse.js","ranges":["<1.0.7"],"fixed":["1.0.7"]},{"ecosystem":"npm","name":"converse.js","purl":"pkg:npm/converse.js","ranges":[">=2.0.0 <2.0.5"],"fixed":["2.0.5"]}]}],"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."]}