CVE-2026-48847CWE-669

Roundcube Webmail 1.6.x before 1.6.16, and 1.7.x before 1.7.1 allows pre-authentication arbitrary file deletion via redis/memcache session poisoning bypass

Low · published May 25, 2026

CVSS v3.1
3.7
EPSS
1%
Percentile
44.6
In the wild
Unconfirmed
What it is

Roundcube Webmail 1.6.x before 1.6.16, and 1.7.x before 1.7.1 allows pre-authentication arbitrary file deletion via redis/memcache session poisoning bypass.

The record
Technical detail
CVSS v3.1
3.7 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00540 · 44.6th percentile
Weakness
CWE-669 · Incorrect Resource Transfer Between Spheres
Published
2026-05-25T19:23Z
EPSS history
Timeline
  • 25 MAY 19:23Z
    Roundcube Webmail 1.6.x before 1.6.16, and 1.7.x before 1.7.1 allows pre-authentication arbitrary file deletion via redis/memcache session poisoning bypass
    cvelistv5