LIVE · cybersecurity feed
Live wire
cve recordhigh

CVE-2026-54433

roundcube · webmail

Published
CVSS7.2
Severityhigh
WeaknessCWE-79
ExploitedNot in CISA KEV

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Description

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, there is Stored Cross-Site Scripting (XSS) via a crafted plain-text email message. The attacker-controlled JavaScript executes within the victim's authenticated session simply by opening or previewing the message (zero-click).

References

← Back to the CVE Tracker

Our coverage of CVE-2026-54433

No stories yet. This page updates automatically when we publish reporting that references CVE-2026-54433.