PT-2026-45945 · Cloudflare+4 · Pingora+4

Published

2026-06-03

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Updated

2026-06-03

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CVE-2026-49975

None

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Name of the Vulnerable Software and Affected Versions nginx (affected versions not specified) Apache (affected versions not specified) IIS (affected versions not specified) Envoy (affected versions not specified) Pingora (affected versions not specified)
Description The HTTP/2 Bomb is a remote Denial of Service (DoS) issue that chains HPACK compression with flow-control hold. This allows a single TCP connection to consume 32GB of RAM in less than 20 seconds, leading to system instability or crashes.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2026-49975

Affected Products

Apache Http Server
Envoy
Iis
Pingora
Nginx