Vulnerabilities

CVSS

7.5 High

Vector

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

Risk score

60.0

Published

2026-04-03

Status

Analyzed

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.

Weaknesses

CWE-502

Coverage 1

vulnerability

Multiples vulnérabilités dans Roundcube (19 mars 2026)

Multiple vulnerabilities have been discovered in Roundcube Webmail, impacting versions 1.5.x through 1.5.14, 1.6.x through 1.6.14, and 1.7.x through 1.7-rc5. These flaws include data confidentiality breaches, SSRF attack…

CERT-FR · Mar 19, 2026 Medium

CVE-2026-35537CVE-2026-35544CVE-2026-35545roundcubevulnerabilitywebmail

All articles mentioning it

Advisories and references

• github.com/roundcube/roundcubemail/commit/618c5428edc69fb088e7ac6c89...
• github.com/roundcube/roundcubemail/commit/6d586cfa4d8a31f7957f7a445a...
• github.com/roundcube/roundcubemail/commit/a4ead994d2f0ea92e4a1603196...
• github.com/roundcube/roundcubemail/releases/tag/1.5.14
• github.com/roundcube/roundcubemail/releases/tag/1.6.14
• github.com/roundcube/roundcubemail/releases/tag/1.7-rc5
• roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14
• openwall.com/lists/oss-security/2026/04/11/6