CVE-2025-49113 — Actively Exploited: Webmail (Roundcube)
RoundCube Webmail contains a deserialization of untrusted data vulnerability that allows remote code execution by authenticated users because the _from parameter in a URL is not validated in program/actions/settings/upload.php.
| CVE ID | CVE-2025-49113 |
|---|---|
| Vendor | Roundcube |
| Product | Webmail |
| Vulnerability name | RoundCube Webmail Deserialization of Untrusted Data Vulnerability |
| Date added | 2026-02-20 |
| Remediation due | 2026-03-13 |
| Known ransomware use | Unknown |
| Required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
| Description | RoundCube Webmail contains a deserialization of untrusted data vulnerability that allows remote code execution by authenticated users because the _from parameter in a URL is not validated in program/actions/settings/upload.php. |
| Source | CISA Known Exploited Vulnerabilities |
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