CVE-2024-24989: NGINX HTTP/3 QUIC vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-14 · updated 2026-06-17
Weakness: CWE-476

Description

When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed requests can cause NGINX worker processes to terminate. Note: The HTTP/3 QUIC module is not enabled by default and is considered experimental. For more information, refer to Support for QUIC and HTTP/3 https://nginx.org/en/docs/quic.html . NOTE: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

F5 NGINX Open Source: 1.25.3
F5 NGINX Plus: r31

References

http://www.openwall.com/lists/oss-security/2024/05/30/4
https://my.f5.com/manage/s/article/K000138444
http://www.openwall.com/lists/oss-security/2024/05/30/4
https://my.f5.com/manage/s/article/K000138444

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