{"id":"CVE-2025-3929","published":"2025-04-29T11:36:33Z","modified":"2025-04-29T13:19:29Z","title":"Stored XSS vulnerability in MDaemon Email Server","vendor":"MDaemon","product":"Email Server","tier":"core","eol":null,"affectedVersions":[{"vendor":"MDaemon","product":"Email Server","versions":["<= 25.0.1"]}],"description":{"text":"An XSS issue was discovered in MDaemon Email Server version 25.0.1 and below. An attacker can send a specially crafted HTML e-mail message with JavaScript in an img tag. This could allow a remote attacker to load arbitrary JavaScript code in the context of a webmail user's browser window, and access user data.","provenance":"source","from":"CVE.org"},"summary":null,"cvss":{"score":5.3,"severity":"MEDIUM","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.00647,"percentile":0.50964,"date":"2026-10-30","provenance":"source"},"kev":null,"vulncheckKev":{"dateAdded":"2025-04-29","exploitedFirstSeen":"2025-04-29","ransomware":false,"evidence":[{"url":"https://github.com/CVEProject/cvelistV5/blob/6db541a7848609e3317deb3ee9ae99324a64da0b/cves/2025/3xxx/CVE-2025-3929.json","date":"2025-04-29"},{"url":"https://www.proofpoint.com/us/blog/threat-insight/ta458-roundpress-exploits","date":"2026-07-23"}],"evidenceTotal":2,"provenance":"source"},"exploited":true,"otx":{"pulseCount":4,"pulses":[{"name":"ta458 roundpress exploits [Proofpoint Threat Insight]","url":"https://otx.alienvault.com/pulse/6a6ca9c3388677bac52e7c32","created":"2026-07-31"},{"name":"EbeeJuly2026 Pt7","url":"https://otx.alienvault.com/pulse/6a69bb4bb8c3c2a3102db791","created":"2026-07-29"},{"name":"Operation RoundPress Rolls on with More Half-Click Webmail Zero-Days","url":"https://otx.alienvault.com/pulse/6a62e8bdae2f90a886a38ed4","created":"2026-07-24"},{"name":"Operation RoundPress Rolls on with More Half-Click Webmail Zero-Days","url":"https://otx.alienvault.com/pulse/6a6241a95227e5bddd350d13","created":"2026-07-23"}],"provenance":"machine"},"cwes":[{"id":"CWE-79","name":"Improper Neutralization of Input During Web Page Generation"}],"references":[{"url":"https://mdaemon.com/pages/downloads-critical-updates","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2025-14281","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-14281","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2025-04-29","kind":"published","label":"Published (CVE.org)","url":"https://www.cve.org/CVERecord?id=CVE-2025-3929","provenance":"source"},{"date":"2025-04-29","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://github.com/CVEProject/cvelistV5/blob/6db541a7848609e3317deb3ee9ae99324a64da0b/cves/2025/3xxx/CVE-2025-3929.json","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":50.5,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 550 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":10.19,"detail":"percentile 0.5096"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":1.59,"detail":"4 pulses"},{"name":"CVSS severity","points":3.71,"detail":"base score 5.3"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}