CVE-2026-16632

highCVSS 7.3covered by 1 sourcefirst seen 2026-07-23

A flaw has been found in boazsegev facil.io up to 0.7.4. Affected is the function websocket_on_protocol_error in the library lib/facil/http/parsers/websocket_parser.h of the component WebSocket Frame Parser. This manipulation of the argument on_message causes improper input validation. The attack can be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

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Exploitation outlook

Low exploitation risk0.31% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-16632: A flaw has been found in boazsegev facil.io up to 0.7.4. Affected is the function websocket_on…nvd · 2026-07-23

External references

NVD record for CVE-2026-16632

CVE.org record

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