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NVD Vulnerability Details :
CVE-2026-35537
Analyzed
More InfoOfficial Page
Source-cve@mitre.org
View Known Exploited Vulnerability (KEV) details
Published At-03 Apr, 2026 | 04:17
Updated At-13 Apr, 2026 | 17:54

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.13.7LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Type: Secondary
Version: 3.1
Base score: 3.7
Base severity: LOW
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CPE Matches
Roundcube Webmail Project
roundcube
>>webmail>>Versions before 1.5.14(exclusive)
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
Roundcube Webmail Project
roundcube
>>webmail>>Versions from 1.6.0(inclusive) to 1.6.14(exclusive)
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-502Secondarycve@mitre.org
CWE ID: CWE-502
Type: Secondary
Source: cve@mitre.org
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/roundcube/roundcubemail/commit/618c5428edc69fb088e7ac6c89e506dd39df3cve@mitre.org
Patch
https://github.com/roundcube/roundcubemail/commit/6d586cfa4d8a31f7957f7a445aaedd52592a0e74cve@mitre.org
Patch
https://github.com/roundcube/roundcubemail/commit/a4ead994d2f0ea92e4a1603196a197e0d5df1620cve@mitre.org
Patch
https://github.com/roundcube/roundcubemail/releases/tag/1.5.14cve@mitre.org
Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.6.14cve@mitre.org
Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5cve@mitre.org
Release Notes
https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14cve@mitre.org
Third Party Advisory
http://www.openwall.com/lists/oss-security/2026/04/11/6af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
Mailing List
Hyperlink: https://github.com/roundcube/roundcubemail/commit/618c5428edc69fb088e7ac6c89e506dd39df3
Source: cve@mitre.org
Resource:
Patch
Hyperlink: https://github.com/roundcube/roundcubemail/commit/6d586cfa4d8a31f7957f7a445aaedd52592a0e74
Source: cve@mitre.org
Resource:
Patch
Hyperlink: https://github.com/roundcube/roundcubemail/commit/a4ead994d2f0ea92e4a1603196a197e0d5df1620
Source: cve@mitre.org
Resource:
Patch
Hyperlink: https://github.com/roundcube/roundcubemail/releases/tag/1.5.14
Source: cve@mitre.org
Resource:
Release Notes
Hyperlink: https://github.com/roundcube/roundcubemail/releases/tag/1.6.14
Source: cve@mitre.org
Resource:
Release Notes
Hyperlink: https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5
Source: cve@mitre.org
Resource:
Release Notes
Hyperlink: https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14
Source: cve@mitre.org
Resource:
Third Party Advisory
Hyperlink: http://www.openwall.com/lists/oss-security/2026/04/11/6
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Issue Tracking
Mailing List
Change History
0Changes found
Details not found