> CVE-2026-55436 [HIGH]

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PUBLISHED
2026-07-08 01:16
MODIFIED
2026-07-08 01:16
CVSS_SCORE V3
7.4
EPSS (Prob. Exploit)
0.26%
Top 82.5%
DATA SOURCES:
NVD đź”— 2026-07-08 CWE MITRE đź”— 2026-11-01 FIRST EPSS đź”— 2026-11-01 GITHUB đź”— 2026-11-05 OSV đź”— 2026-11-02

> DESCRIPTION

Coder allows organizations to provision remote development environments via Terraform. Starting in version 2.30.0 and prior to versions 2.32.7, 2.33.8, and 2.34.2, the AI Bridge Proxy (`aibridgeproxyd`) created a goproxy server whose default transport set `InsecureSkipVerify: true` and only assigned a secure transport when an upstream proxy was configured. In the default configuration (no upstream proxy), outbound HTTPS to the Coder access URL accepted any TLS certificate. Practical exploitation requires an on-path (man-in-the-middle) position between the AI Bridge Proxy and the Coder server. Deployments where they are co-located over loopback are effectively unaffected. The fix in versions 2.32.7, 2.33.8, and 2.34.2 applies the secure transport (TLS 1.2 or higher using system root CAs) unconditionally. As a workaround, ensure the Coder access URL uses a trusted certificate and secure the network path between the AI Bridge Proxy and the Coder server (for example, loopback or mTLS).

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
EXPLOITABILITY
2.2
IMPACT
5.2

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
High (H)
Conditions spécifiques doivent être réunies pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
None (N)
Aucune interaction utilisateur nécessaire
S (Périmètre)
Scope
Unchanged (U)
Impact reste dans le périmètre du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
High (H)
Divulgation totale d'informations
I (Impact Intégrité)
Integrity Impact
High (H)
Modification totale des données possible
A (Impact Disponibilité)
Availability Impact
None (N)
Aucune interruption de service

> RÉSUMÉ DES IMPACTS

Confidentialité
High
Divulgation totale d'informations
Intégrité
High
Modification totale des données possible
Disponibilité
None
Aucune interruption de service

> WEAKNESSES

CWE-295

> CWE DETAILED DESCRIPTIONS

CWE-295: Improper Certificate Validation - The product does not validate, or incorrectly validates, a certificate.

> GITHUB SECURITY ADVISORY

GHSA-84rm-42xw-mx52 HIGH

Coder's AI Bridge Proxy skips TLS certificate verification in default configuration

AFFECTED PACKAGES:
GO / github.com/coder/coder/v2
>= 2.30.0, < 2.32.7
Fixed in: 2.32.7
GO / github.com/coder/coder/v2
>= 2.33.0, < 2.33.8
Fixed in: 2.33.8
GO / github.com/coder/coder/v2
>= 2.34.0, < 2.34.2
Fixed in: 2.34.2

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Coder's AI Bridge Proxy skips TLS certificate verification in default configuration

AFFECTED PACKAGES:
Unknown / Unknown
10 versions affected
ALIASES:
GHSA-84rm-42xw-mx52, GO-2026-5920

> HISTORIQUE DES MODIFICATIONS

Première apparition
08/07/2026 01:16
Source: NVD
📊 ENRICHISSEMENT 01/08/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-295: Improper Certificate Validation - The product does not validate, or incorrectly validates, a certificate.
Total des modifications: 1 Dernière mise à jour: 3 months ago

> REFERENCES

https://github.com/coder/coder/pull/26131
https://github.com/coder/coder/releases/tag/v2.32.7
https://github.com/coder/coder/releases/tag/v2.33.8
https://github.com/coder/coder/releases/tag/v2.34.2
https://github.com/coder/coder/security/advisories/GHSA-84rm-42xw-mx52
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