4.2
MEDIUM CVSS 3.1
CVE-2026-35541
Roundcube Webmail Password Comparison Type Confusion Vulnerability
Description

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Incorrect password comparison in the password plugin could lead to type confusion that allows a password change without knowing the old password.

INFO

Published Date :

April 3, 2026, 5:16 a.m.

Last Modified :

April 3, 2026, 5:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-35541 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 8254265b-2729-46b6-b9e3-3dfca2d5bfca
CVSS 3.1 MEDIUM [email protected]
Solution
Update Roundcube Webmail to the latest version to fix authentication bypass.
  • Update Roundcube Webmail to version 1.5.14 or 1.6.14.
  • Apply the latest security patches for Roundcube.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-35541 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-35541 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-35541 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-35541 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Apr. 03, 2026

    Action Type Old Value New Value
    Added Description An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Incorrect password comparison in the password plugin could lead to type confusion that allows a password change without knowing the old password.
    Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
    Added CWE CWE-843
    Added Reference https://github.com/roundcube/roundcubemail/commit/2e6a99b2a38110907ea8d3be8e59ec3d5802c394
    Added Reference https://github.com/roundcube/roundcubemail/commit/6a275676a8043083c05c961914d830b79e2490d4
    Added Reference https://github.com/roundcube/roundcubemail/commit/6fa2bddc59b9c9fd31cad4a9e2954a208d793dce
    Added Reference https://github.com/roundcube/roundcubemail/releases/tag/1.5.14
    Added Reference https://github.com/roundcube/roundcubemail/releases/tag/1.6.14
    Added Reference https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5
    Added Reference https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.