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.
Advisories

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Fixes

Solution

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Workaround

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History

Fri, 03 Apr 2026 04:00:00 +0000

Type Values Removed Values Added
Description 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
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-03T03:28:29.321Z

Reserved: 2026-04-03T03:28:28.897Z

Link: CVE-2026-35537

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-03T04:17:10.313

Modified: 2026-04-03T04:17:10.313

Link: CVE-2026-35537

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses