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 | Due date 2026-03-13
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Problem types
CWE-502 Deserialization of Untrusted Data
Product status
Any version before 1.5.10
1.6.0 (semver) before 1.6.11
References
www.cisa.gov/...erabilities-catalog?field_cve=CVE-2025-49113
www.openwall.com/lists/oss-security/2025/06/02/3
lists.debian.org/debian-lts-announce/2025/06/msg00008.html
roundcube.net/...25/06/01/security-updates-1.6.11-and-1.5.10
github.com/roundcube/roundcubemail/pull/9865
github.com/roundcube/roundcubemail/releases/tag/1.6.11
github.com/...ommit/0376f69e958a8fef7f6f09e352c541b4e7729c4d
github.com/roundcube/roundcubemail/releases/tag/1.5.10
github.com/...ommit/7408f31379666124a39f9cb1018f62bc5e2dc695
github.com/...ommit/c50a07d88ca38f018a0f4a0b008e9a1deb32637e
fearsoff.org/research/roundcube
www.vicarius.io/...5-49113-roundcube-vulnerability-detection
www.vicarius.io/...ve-2025-49113-roundcube-mitigation-script