cvedb.io
CVE-2021-40516
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2021-09-05T18:15:07.260 · Last modified 2026-06-17T04:07:04.293

Summary

WeeChat before 3.2.1 allows remote attackers to cause a denial of service (crash) via a crafted WebSocket frame that trigger an out-of-bounds read in plugins/relay/relay-websocket.c in the Relay plugin.

Affected products

weechat — weechat

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.