CVE-2026-78667

Lack of limit on size of parsed Range headers in net/http

En bref

Sévérité
HIGH 7.5
EPSS
EPSS 0.48 % · centile 41 (2026-10-27)
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Go
Statut NVD
Awaiting Analysis

Description

When parsing a Range header containing a large number of small ranges, FileServer(FS), ServeContent, and ServeFile(FS) can consume an excessive amount of CPU.

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Faiblesses (CWE)

Avis

Références européennes

Avis du CERT-FR

Produits affectés

ProduitVersions
Go standard library · net/httpaffected 0 < 1.26.9 ; affected 1.27.0-0 < 1.27.2

Références

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD