CVE-2026-27141

HIGH 7.5

Sending certain HTTP/2 frames can cause a server to panic in golang.org/x/net

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

Due to missing nil check, sending 0x0a-0x0f HTTP/2 frames will cause a running server to panic

Vendor	golang.org/x/net
Product	golang.org/x/net/http2
Published	Feb 26, 2026
Last Updated	Feb 27, 2026

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Affected Versions

golang.org/x/net / golang.org/x/net/http2

0.50.0 < 0.51.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

nvd.nist.gov: https://nvd.nist.gov/vuln/detail/CVE-2026-27141 go.dev: https://go.dev/cl/746180 go.dev: https://go.dev/issue/77652 pkg.go.dev: https://pkg.go.dev/vuln/GO-2026-4559