CVE-2026-26995
Fingerprint vulnerability in uTLS from missing padding extension for Chrome 120 in github.com/refraction-networking/utls
Description
Fingerprint vulnerability in uTLS from missing padding extension for Chrome 120 in github.com/refraction-networking/utls
How to fix CVE-2026-26995
To remediate CVE-2026-26995, upgrade the affected package to a fixed version below.
- Go/github.com/refraction-networking/utls—upgrade to 1.8.2 or later
- Go/github.com/refraction-networking/utls—upgrade to 1.8.2 or later
Is CVE-2026-26995 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-26995.
Affected packages (2)
- >= 1.6.0, < 1.8.2
- >= 1.6.0, < 1.8.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N |