Hono is Vulnerable to Authentication Bypass by IP Spoofing in AWS Lambda ALB conninfo (honojs hono)

CVE-2026-27700
HIGH 8.2

En bref

Source
NVD
EPSS
EPSS 0.27 % · centile 19 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
GitHub_M
Statut NVD
Analyzed

Description

Hono is a Web application framework that provides support for any JavaScript runtime. In versions 4.12.0 and 4.12.1, when using the AWS Lambda adapter (`hono/aws-lambda`) behind an Application Load Balancer (ALB), the `getConnInfo()` function incorrectly selected the first value from the `X-Forwarded-For` header. Because AWS ALB appends the real client IP address to the end of the `X-Forwarded-For` header, the first value can be attacker-controlled. This could allow IP-based access control mechanisms (such as the `ipRestriction` middleware) to be bypassed. Version 4.12.2 patches the issue.

Faiblesses (CWE)

  • CWE-345 — Vérification insuffisante de l'authenticité des données
  • CWE-290 — Contournement d'authentification par usurpation

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:NGitHub_M
CVSS 3.1HIGH 8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:NNVD · security-advisories@github.com (Secondary)
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NNVD · nvd@nist.gov (Primary)

Avis

Références européennes

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
honojs · honoaffected >= 4.12.0, < 4.12.2

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
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