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Critical · 9.9 Known exploited Scanner template Public exploit CVE-2025-49113 EUVD-2025-16605GHSA-8j8w-wwqc-x596

Roundcube Webmail Vulnerable to Authenticated RCE via PHP Object Deserialization

Published Jun 2, 2025 · Updated Feb 21, 2026 · Assigned by mitre

Vendor: Roundcube Product: Webmail Package: roundcube Package: roundcube Package: roundcube/roundcubemail Ecosystem: Debian Ecosystem: Packagist Ecosystem: Ubuntu

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.

Affected products

VendorProductAffectedFixed
Roundcube Webmail < 1.5.10, 1.6.0 – < 1.6.11 1.5.10

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

Debian

Security tracker ↗
ReleasePackageFixed inAdvisory
Debian 14 roundcube 1.6.11+dfsg-1 —
Debian 13 roundcube 1.6.11+dfsg-1 —
Debian 12 roundcube 1.6.5+dfsg-1+deb12u5 DSA-5934-1
Debian 11 roundcube 1.4.15+dfsg.1-1+deb11u5 DLA-4211-1

Ubuntu

Security tracker ↗
ReleasePackageFixed inAdvisory
Ubuntu 24.04 LTS roundcube 1.6.6+dfsg-2ubuntu0.1 USN-7584-1
Show 4 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 22.04 LTS roundcube 1.5.0+dfsg.1-2ubuntu0.1~esm4 USN-7584-1
Ubuntu Pro 20.04 LTS roundcube 1.4.3+dfsg.1-1ubuntu0.1~esm5 USN-7584-1
Ubuntu Pro 18.04 LTS roundcube 1.3.6+dfsg.1-1ubuntu0.1~esm5 USN-7584-1
Ubuntu Pro 16.04 LTS roundcube 1.2~beta+dfsg.1-0ubuntu1+esm6 USN-7584-1

openSUSE

Security tracker ↗
ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 roundcubemail 1.6.20-bp160.1.1 openSUSE-SU-2026:22195-1

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

Metasploit 1 module

Exploit-DB 1

GitHub 23 repositories · most starred shown

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Automated scanner template

A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.

Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist roundcube/roundcubemail < 1.5.10 1.5.10 GHSA-8j8w-wwqc-x596
Packagist roundcube/roundcubemail >= 1.6.0, < 1.6.11 1.6.11 GHSA-8j8w-wwqc-x596

Advisories 6

References