HIGHCVE-2026-33814Published Modified CNA Go
CVE-2026-33814: Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net
When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.
Metrics
- CVSS v3.1
- 7.5
- Severity
- HIGH
- Fixed in
- 0.53.0
- Affected Products
- 2
Fix available
0.53.01.25.101.26.3
Affected packages
- golang.org/x/net / golang.org/x/net/http2< 0.53.0 (from 0)
- Go standard library / net/http< 1.25.10 (from 0) · < 1.26.3 (from 1.26.0-0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H