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…
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as RoundCube Webmail Deserialization of Untrusted Data Vulnerability.
- Added
- 20 Feb 2026
- Fix due (US federal)
- 13 Mar 2026
- Used by ransomware
- Not known
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| mitreCNA (assigner) | 3.1 | Critical9.9 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 99.5% · top 0.1% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.9.
Weakness
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistroundcube/roundcubemailGHSA-8j8w-wwqc-x596 (opens in a new tab)
References (13)
- https://roundcube.net/news/2025/06/01/security-updates-1.6.11-and-1.5.10 (opens in a new tab)
- https://github.com/roundcube/roundcubemail/pull/9865 (opens in a new tab)
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.11 (opens in a new tab)
- https://github.com/roundcube/roundcubemail/commit/0376f69e958a8fef7f6f09e352c541b4e7729c4d (opens in a new tab)
- https://github.com/roundcube/roundcubemail/releases/tag/1.5.10 (opens in a new tab)
- https://github.com/roundcube/roundcubemail/commit/7408f31379666124a39f9cb1018f62bc5e2dc695 (opens in a new tab)
- https://github.com/roundcube/roundcubemail/commit/c50a07d88ca38f018a0f4a0b008e9a1deb32637e (opens in a new tab)
- https://fearsoff.org/research/roundcube (opens in a new tab)
- https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-vulnerability-detection (opens in a new tab)
- https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-mitigation-script (opens in a new tab)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-49113 (opens in a new tab)government-resource
- http://www.openwall.com/lists/oss-security/2025/06/02/3 (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/06/msg00008.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-8j8w-wwqc-x596 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-49113)Record last updated .