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undici vulnerable to Denial of Service via unhandled error on excessive content-encodings

🗓️ 23 Oct 2026 22:14:31Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 3 Views

Unauthenticated DoS in undici fetch() via excessive content-encodings crashes Node.js.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-109869
15 Oct 202618:26
–circl
cve
CVE
CVE-2026-109869
15 Oct 202618:08
–cve
cvelist
Cvelist
CVE-2026-109869 undici vulnerable to Denial of Service via unhandled error on excessive content-encodings
15 Oct 202618:08
–cvelist
debiancve
Debian CVE
CVE-2026-109869
15 Oct 202618:08
–debiancve
euvd
EUVD
EUVD-2026-102240
23 Oct 202622:14
–euvd
mend
Mend
CVE-2026-109869
15 Oct 202618:08
–mend
nvd
NVD
CVE-2026-109869
15 Oct 202619:17
–nvd
osv_cleanstart
osv_cleanstart
CLEANSTART-2026-LB99880 undici is an HTTP client library for Node
24 Oct 202600:36
–osv_cleanstart
osv_debian
osv_debian
DEBIAN-CVE-2026-109869
15 Oct 202619:17
–osv_debian
osv_ghsa
osv_ghsa
GHSA-XJJ6-F33Q-929C undici vulnerable to Denial of Service via unhandled error on excessive content-encodings
23 Oct 202622:14
–osv_ghsa
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Vulners
Node
OR
nodejsundiciRange8.0.0–8.12.2npm
nodejsundiciRange7.18.0–7.30.1npm
nodejsundiciRange6.23.0–6.29.1npm

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23 Oct 2026 22:14Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
EPSS0.00343
SSVC
3