CVE-2026-13411 Null condition in Playbooks import crashes the plugin

Mattermost versions 11.7.x = 11.7.11 fail to validate null elements when decoding playbook import conditions which allows an authenticated attacker to crash the Playbooks plugin instance-wide via a crafted import request containing a null condition. Mattermost Advisory ID: MMSA-2026-00709...

CVE-2026-13411

Mattermost versions 11.7.x

Exploit for CVE-2026-46333

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CVE-2018-14367: Unchecked Return Value

In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition...

PT-2018-12467

Name of the Vulnerable Software and Affected Versions Wireshark versions 2.4.0 through 2.4.7 Wireshark versions 2.6.0 through 2.6.1 Description The CoAP protocol dissector in Wireshark could crash due to a NULL condition not being properly checked. This issue was addressed by modifying the...