High 7.5Published Feb 26, 2026

CVE-2026-27141Due to missing nil check, sending 0x0a-0x0f HTTP/2 frames will cause a running server to panic

Updated under an hour ago (2026-10-19 08:23 UTC)

Does this affect you?

It lists no affected products yet. Add what you run and Signals checks it as products are added.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Exploited in the last 30 days

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

CVSS: 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-476
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Deferred
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.