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h3 has an observable timing discrepancy in basic auth utils

🗓️ 18 Mar 2026 16:17:58Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 8 Views

Timing side channel in requireBasicAuth from unsafe password comparison allows attackers to deduce the password one character at a time.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-33129
20 Mar 202609:41
attackerkb
circl
Circl
CVE-2026-33129
17 Mar 202611:45
circl
cnnvd
CNNVD
H3 安全漏洞
20 Mar 202600:00
cnnvd
cve
CVE
CVE-2026-33129
20 Mar 202609:41
cve
cvelist
Cvelist
CVE-2026-33129 h3 has an observable timing discrepancy in basic auth utils
20 Mar 202609:41
cvelist
nvd
NVD
CVE-2026-33129
20 Mar 202610:16
nvd
osv
OSV
GHSA-26F5-8H2X-34XH h3 has an observable timing discrepancy in basic auth utils
18 Mar 202616:17
osv
ptsecurity
Positive Technologies
PT-2026-26193
18 Mar 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-33129
20 Mar 202617:38
redhatcve
snyk
Snyk
Timing Attack
18 Mar 202616:17
snyk
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Vulners
Node
h3h3Range2.0.0-beta.02.0.0-rc.8npm

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20 Mar 2026 21:27Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.9
EPSS0.00319
SSVC
8