CVE-2026-48849

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.

CVSS v3 4.4 MEDIUM

4.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/roundcube/roundcubemail/commit/189d30a4890319cd687df959ca9f768a3a613d61
https://github.com/roundcube/roundcubemail/commit/a21519187873ce962db029b6ff68e47bd7f3fd8a
https://github.com/roundcube/roundcubemail/releases/tag/1.6.16
https://github.com/roundcube/roundcubemail/releases/tag/1.7.1
https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1

Configurations

No configuration.

History

No history.

Information

Published : 2026-05-25 20:16

Updated : 2026-07-24 10:10

NVD link : CVE-2026-48849

Mitre link : CVE-2026-48849

CVE.ORG link : CVE-2026-48849

JSON object : View

Products Affected

No product.

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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