Executive summary
Public evidence documents CVE-2025-49113. This report does not assess any organization.
Technical analysis
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.
Evidence and sources
Public evidence for CVE-2025-49113 with preserved provenance.
CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Vulnerability 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.
IOCs
No public IOC is available.
CVEs and affected products
RoundCube Webmail Deserialization of Untrusted Data Vulnerability
ATT&CK mapping
No ATT&CK mapping is available.
Detection content
Sigma rules, YARA rules, Splunk SPL, and KQL detection logic.
Threat hunting
Hypothesis-driven hunt procedures and telemetry checklist.
Remediation
Containment actions, patching notes, and credential steps.
Historical relationships
No published historical relationship is available.
Timeline and change history
Confidence and caveats
1.0
⚠️ Public CTI only; no organizational exposure is asserted.
⚠️ CVSS and EPSS metadata were not present in the retrieved evidence payload.