> CVE-2026-100547 [MEDIUM]

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PUBLISHED
2026-09-26 03:17
MODIFIED
2026-09-26 03:17
CVSS_SCORE V3
6.8
EPSS (Prob. Exploit)
0.13%
Top 97.9%
DATA SOURCES:
NVD đź”— 2026-09-26 CWE MITRE đź”— 2026-10-01 FIRST EPSS đź”— 2026-10-22 OSV đź”— 2026-10-01

> DESCRIPTION

OpenClaw is a coding agent distributed as the npm package `openclaw`. In affected versions (2026.7.1 through 2026.7.2), alternate but valid `file:` URL spellings supplied over the Agent Client Protocol (ACP) were treated as relative paths and were incorrectly classified as reads scoped to the session working directory. When an operator connected `openclaw acp client` to an untrusted or compromised ACP peer, that peer could request a read of a file outside the session working directory without the approval prompt normally required for that path, resulting in disclosure of local file contents. The demonstrated impact is limited to file confidentiality; mutating and command-capable tool classes are not affected. This issue is fixed in OpenClaw 2026.8.1.

> AFFECTED_PRODUCTS

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

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Local (L)
Exploit nécessite un accès local au système
AC (Complexité d'Attaque)
Attack Complexity
Low (L)
Peu de conditions requises pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
Unknown (P)
Interaction inconnue
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
None (N)
Aucune modification de données possible
A (Impact Disponibilité)
Availability Impact
None (N)
Aucune interruption de service

> RÉSUMÉ DES IMPACTS

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

> WEAKNESSES

CWE-180

> CWE DETAILED DESCRIPTIONS

CWE-180: Incorrect Behavior Order: Validate Before Canonicalize - The product validates input before it is canonicalized, which prevents the product from detecting data that becomes invalid after the canonicalization step.

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

OpenClaw before 2026.8.1 Authentication Bypass via File URL

AFFECTED PACKAGES:
Unknown / Unknown
ALIASES:
GHSA-356g-m7rx-7pm3

> HISTORIQUE DES MODIFICATIONS

Première apparition
26/09/2026 03:17
Source: NVD
📊 ENRICHISSEMENT 01/10/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-180: Incorrect Behavior Order: Validate Before Canonicalize - The product validates input before it is canonicalized, which prevents the product from detecting data that becomes invalid after the ...
Total des modifications: 1 Dernière mise à jour: 3 weeks ago

> REFERENCES

https://github.com/openclaw/openclaw/security/advisories/GHSA-356g-m7rx-7pm3
https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-authentication-byp...
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