PoC Index

CVE-2024-27316

HIGH 7.5EPSS 91.3%

HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion.

CVSS v3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
91.33% chance of exploitation in the next 30 days, 100th percentile
Published
2024-04-04
Updated
2025-11-04

Proof-of-concept exploits (4)

References

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