CVE-2026-35537CWE-502

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14

Low · published April 3, 2026

CVSS v3.1
3.7
EPSS
1%
Percentile
48.0
In the wild
Unconfirmed
What it is

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Unsafe deserialization in the redis/memcache session handler may lead to arbitrary file write operations by unauthenticated attackers via crafted session data.

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:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00600 · 48.0th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-04-03T03:28Z
EPSS history
Timeline
  • 03 APR 03:28Z
    An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14
    cvelistv5