First day on Intigriti: our agent harness found and proved a remote code execution bug in Odoo's program.

CVE-2019-20844

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. An attacker can spoof a direct-message channel by changing the type of a channel.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Weakness enumeration

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

Timeline

Published: Jun 19, 2020
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2019

CVE-2019-208457.5An issue was discovered in Mattermost Server before 5.18.0. It allows attackers to cause a denial of service (memory consumption) via a larg CVE-2019-208467.5An issue was discovered in Mattermost Server before 5.18.0. It has weak permissions for server-local file storage.CVE-2019-208475.3An issue was discovered in Mattermost Server before 5.18.0. An attacker can send a user_typing WebSocket event to any channel.CVE-2019-208487.5An issue was discovered in Mattermost Mobile Apps before 1.26.0. The Quick Reply feature mishandles crafted replies.CVE-2019-208495.3An issue was discovered in Mattermost Mobile Apps before 1.26.0. Cookie data can persist on a device after a logout.CVE-2019-20858.8In libxaac there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additiona CVE-2019-208505.3An issue was discovered in Mattermost Mobile Apps before 1.26.0. A view cache can persist on a device after a logout.CVE-2019-208519.1An issue was discovered in Mattermost Mobile Apps before 1.26.0. An attacker can use directory traversal with the Video Preview feature to o CVE-2019-208527.5An issue was discovered in Mattermost Mobile Apps before 1.26.0. Local logging is not blocked for sensitive information (e.g., server addres CVE-2019-208539.8An issue was discovered in Mattermost Packages before 5.16.3. A Droplet could allow Internet access to a service that has a remote code exec CVE-2019-208547.5An issue was discovered in Mattermost Server before 5.17.0. It allows remote attackers to cause a denial of service (client-side application CVE-2019-208557.5An issue was discovered in Mattermost Server before 5.16.1, 5.15.2, 5.14.5, and 5.9.6. It allows attackers to obtain sensitive information (

CVE-2019-20844: Medium severity, CVSS 6.5 | Vulnix