What’s Vulnerable › Vulnerabilities
CVE-2023-49809: Todo plugin gets crashed and disabled by member
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-12-12 · updated 2026-06-17
- Weakness: CWE-400
Description
Mattermost fails to handle a null request body in the /add endpoint, allowing a simple member to send a request with null request body to that endpoint and make it crash. After a few repetitions, the plugin is disabled.
Affected products
- Mattermost: through 8.1.5; from 9.0.0 through 9.1.0
References
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