CVE-2026-48849 MEDIUM

CVE-2026-48849

Vendor Roundcube
Product Webmail
Weakness CWE-79 · XSS
Published May 25, 2026
Last update May 26, 2026
View on NVD All CVEs

CVSS base score

4.4/10
Attack vector Network
Attack complexity High
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

In Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1, an unsanitized subject field in the draft restored value could lead to stored XSS/HTML/CSS injection on shared mailboxes.

Key dates

02Disclosure timeline

May 25, 2026 CVE published
May 26, 2026 Record updated

Related vulnerabilities

04Related CVE

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