0.0
NA
CVE-2026-34020
Apache OpenMeetings: Login Credentials Passed via GET Query Parameters
Description

Use of GET Request Method With Sensitive Query Strings vulnerability in Apache OpenMeetings. The REST login endpoint uses HTTP GET method with username and password passed as query parameters. Please check references regarding possible impact This issue affects Apache OpenMeetings: from 3.1.3 before 9.0.0. Users are recommended to upgrade to version 9.0.0, which fixes the issue.

INFO

Published Date :

April 9, 2026, 4:16 p.m.

Last Modified :

April 9, 2026, 5:16 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-34020 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

Solution
Upgrade to Apache OpenMeetings 9.0.0 or later to fix sensitive data exposure via GET requests.
  • Upgrade Apache OpenMeetings to version 9.0.0 or later.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-34020.

URL Resource
https://lists.apache.org/thread/2h3h9do5tp17xldr0nps1yjmkx4vs3db
https://owasp.org/www-community/vulnerabilities/Information_exposure_through_query_strings_in_url
http://www.openwall.com/lists/oss-security/2026/04/09/12
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-34020 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-2026-34020 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-2026-34020 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-34020 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.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Apr. 09, 2026

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2026/04/09/12
  • New CVE Received by [email protected]

    Apr. 09, 2026

    Action Type Old Value New Value
    Added Description Use of GET Request Method With Sensitive Query Strings vulnerability in Apache OpenMeetings. The REST login endpoint uses HTTP GET method with username and password passed as query parameters. Please check references regarding possible impact This issue affects Apache OpenMeetings: from 3.1.3 before 9.0.0. Users are recommended to upgrade to version 9.0.0, which fixes the issue.
    Added CWE CWE-598
    Added Reference https://lists.apache.org/thread/2h3h9do5tp17xldr0nps1yjmkx4vs3db
    Added Reference https://owasp.org/www-community/vulnerabilities/Information_exposure_through_query_strings_in_url
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.