CVE-2026-48845CWE-669

In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private…

Medium · published May 25, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
37.7
In the wild
Unconfirmed
What it is

In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00446 · 37.7th percentile
Weakness
CWE-669 · Incorrect Resource Transfer Between Spheres
Published
2026-05-25T19:18Z
EPSS history
Timeline
  • 25 MAY 19:18Z
    In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private…
    cvelistv5