CVE-2025-49113
roundcubemail: Remote Code Execution in Roundcube via Unvalidated _from Parameter
CVSS v3
9.9
CRITICAL
EPSS Score
90.4 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
active
SSVC status
Description
Roundcube Webmail before 1.5.10 and 1.6.x before 1.6.11 allows remote code execution by authenticated users because the _from parameter in a URL is not validated in program/actions/settings/upload.php, leading to PHP Object Deserialization.
CISA Known Exploited Vulnerability
- Date Added
- 2026-02-20
- Patch Due Date
- 2026-03-13
- Ransomware Use
- Unknown
Technical details
- CVSS v3 Vector
- 3.1
- Published
- 2025-06-02
- Last Modified
- 2026-02-23
- Exploit-DB
- EDB-52324
Frequently asked questions
What is CVE-2025-49113?
Roundcube Webmail before 1.5.10 and 1.6.x before 1.6.11 allows remote code execution by authenticated users because the _from parameter in a URL is not validated in program/actions/settings/upload.php, leading to PHP Object Deserialization.
Is CVE-2025-49113 actively exploited?
Yes. CVE-2025-49113 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2026-03-13.
What is the CVSS score for CVE-2025-49113?
CVE-2025-49113 has a CVSS v3 base score of 9.9 (CRITICAL severity), with vector string 3.1.
Is CVE-2025-49113 affecting your environment?
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