CVE-2025-49113

HIGH CISA KEV EPSS 99.8%
Published Jun 2, 20251y ago · Modified Jun 17, 20261w ago
8.8 CVSS 3.1
High
Find Similar
Published Jun 2, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
KEV Listed Feb 20, 2026 4mo ago
KEV Due Mar 13, 2026 109d overdue

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.

CVSS Details

Base Score
8.8
Exploitability
2.8
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

CISA Known Exploited Overdue 109d
Added
Feb 20, 2026
Due
Mar 13, 2026

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

EPSS Exploit Probability
99.8% percentile
Exploit & Patch Status
Actively Exploited (KEV)
Patch Available

Weaknesses 1

CWE-502 Deserialization of Untrusted Data Validation

Affected Products 3

VendorProductVersionRange
roundcubewebmail* <1.5.10
roundcubewebmail*≥1.6.0  –  <1.6.11
debiandebian_linux11.0any

References 13

  • openwall.com http://www.openwall.com/lists/oss-security/2025/06/02/3
    Mailing ListThird Party Advisory
  • fearsoff.org https://fearsoff.org/research/roundcube
    Third Party Advisory
  • github.com https://github.com/roundcube/roundcubemail/commit/0376f69e958a8fef7f6f09e352c541b4e7729c4d
    Patch
  • github.com https://github.com/roundcube/roundcubemail/commit/7408f31379666124a39f9cb1018f62bc5e2dc695
    Patch
  • github.com https://github.com/roundcube/roundcubemail/commit/c50a07d88ca38f018a0f4a0b008e9a1deb32637e
    Patch
  • github.com https://github.com/roundcube/roundcubemail/pull/9865
    Issue Tracking
  • github.com https://github.com/roundcube/roundcubemail/releases/tag/1.5.10
    Release Notes
  • github.com https://github.com/roundcube/roundcubemail/releases/tag/1.6.11
    Release Notes
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/06/msg00008.html
    Mailing ListThird Party Advisory
  • roundcube.net https://roundcube.net/news/2025/06/01/security-updates-1.6.11-and-1.5.10
    Vendor Advisory
  • cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-49113
    US Government Resource
  • vicarius.io https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-mitigation-script
    ExploitMitigationThird Party Advisory
  • vicarius.io https://www.vicarius.io/vsociety/posts/cve-2025-49113-roundcube-vulnerability-detection
    ExploitMitigationThird Party Advisory

Remediation

  • github.com https://github.com/roundcube/roundcubemail/commit/0376f69e958a8fef7f6f09e352c541b4e7729c4d
    Patch
  • github.com https://github.com/roundcube/roundcubemail/commit/7408f31379666124a39f9cb1018f62bc5e2dc695
    Patch
  • github.com https://github.com/roundcube/roundcubemail/commit/c50a07d88ca38f018a0f4a0b008e9a1deb32637e
    Patch