CVE-2025-49113Roundcube 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.ph…
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It affects Roundcube Webmail and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Feb 20, 2026; federal agencies had to remediate by Mar 13, 2026. Treat that date as your deadline.
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Free account, 1 product
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.
- CVSS
- 9.9 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-502
- Known exploited
- Added to CISA KEV Feb 20, 2026; federal remediation due Mar 13, 2026Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- EPSS (exploitation in the next 30 days)
- 98.97% (percentile 100)
- Assigned by
- mitre
- NVD analysis
- Analyzed
- Record last updated
- Feb 21, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Roundcube Webmail roundcube:webmail (from the name) | before 1.5.10; from 1.6.0 before 1.6.11 | CNA record |
roundcube webmail roundcube:webmail | before 1.5.10; from 1.6.0 before 1.6.11 | NVD |
debian debian_linux debian:debian_linux | 11.0 | NVD |
References
- https://roundcube.net/news/2025/06/01/security-updates-1.6.11-and-1.5.10vendor-advisory
- https://github.com/roundcube/roundcubemail/pull/9865issue-tracking
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.11release-notes
- https://github.com/roundcube/roundcubemail/commit/0376f69e958a8fef7f6f09e352c541b4e7729c4dpatch
- https://github.com/roundcube/roundcubemail/releases/tag/1.5.10release-notes
- https://github.com/roundcube/roundcubemail/commit/7408f31379666124a39f9cb1018f62bc5e2dc695patch
- https://github.com/roundcube/roundcubemail/commit/c50a07d88ca38f018a0f4a0b008e9a1deb32637epatch
- https://fearsoff.org/research/roundcubethird-party-advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-vulnerability-detectionexploit, mitigation, third-party-advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-mitigation-scriptexploit, mitigation, third-party-advisory
- http://www.openwall.com/lists/oss-security/2025/06/02/3mailing-list, third-party-advisory
- https://lists.debian.org/debian-lts-announce/2025/06/msg00008.htmlmailing-list, third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-49113us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.