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CVE-2016-4069

28
FAUCET Score

CVE-2016-4069 is a Cross-Site Request Forgery (CSRF) vulnerability affecting Roundcube Webmail before version 1.1.5, including openSUSE and Roundcube Leap distributions. This high-severity flaw (CVSS 8.8) allows remote attackers to hijack user authentication, enabling them to download attachments and potentially cause a denial of service through excessive disk consumption. Despite its high severity, there is no evidence of active exploitation, publicly available exploit code in Metasploit or ExploitDB, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
42.1CPE matchmatch criteria
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
<= 1.1.4CPE matchmatch criteria
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.71%
Probability of exploitation in next 30 days
EPSS Percentile
84.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0271 is in the 83rd percentile among its peer group of 14,824 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
ubuntupatch availablevia ubuntu_usn
Product: roundcube (bionic)Fixed in: 1.3.6+dfsg.1-1ubuntu0.1~esm7
ubuntupatch availablevia ubuntu_usn
Product: roundcube (xenial)Fixed in: 1.2~beta+dfsg.1-0ubuntu1+esm7

Vendor Advisories (1)

ubuntuUSN-8132-1

Roundcube Webmail vulnerabilities

Mar 30, 2026

References

lists.opensuse.org / opensuse-updates/2016-08/msg00079.html
Third Party Advisory
github.com / roundcube/roundcubemail/commit/4a408843b0ef816daf70a472a02b78cd6073a4d5
Issue TrackingPatch
github.com / roundcube/roundcubemail/commit/699af1e5206ed9114322adaa3c25c1c969640a53
Issue TrackingPatch
github.com / roundcube/roundcubemail/issues/4957
Issue TrackingMailing List
github.com / roundcube/roundcubemail/releases/tag/1.1.5
Release Notes
github.com / roundcube/roundcubemail/wiki/Changelog
Release Notes
openwall.com / lists/oss-security/2016/04/23/4
Mailing ListThird Party Advisory
securityfocus.com / bid/92654