CVE-2026-72564

fosrl Pangolin - Access Token Scope Bypass Allows Cross-Resource Authentication

Published Aug 10, 2026 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
An improper authorization vulnerability in fosrl/pangolin through v1.20.0 allows an authenticated remote attacker to authenticate to any resource in any organization by reusing an access token issued for a different resource.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Fosrl
Fosrl pangolin
Vendors & Products Fosrl
Fosrl pangolin
Type Values Removed Values Added
Description An improper authorization vulnerability in fosrl/pangolin through v1.20.0 allows an authenticated remote attacker to authenticate to any resource in any organization by reusing an access token issued for a different resource. The server/routers/resource/authWithAccessToken.ts handler calls verifyResourceAccessToken() without passing the target resourceId, so a valid token scoped to resource X in organization A passes verification for resource Y in organization B. An improper authorization vulnerability in fosrl/pangolin through v1.20.0 allows an authenticated remote attacker to authenticate to any resource in any organization by reusing an access token issued for a different resource.
Type Values Removed Values Added
Description An improper authorization vulnerability in fosrl/pangolin through v1.20.0 allows an authenticated remote attacker to authenticate to any resource in any organization by reusing an access token issued for a different resource. The server/routers/resource/authWithAccessToken.ts handler calls verifyResourceAccessToken() without passing the target resourceId, so a valid token scoped to resource X in organization A passes verification for resource Y in organization B.
Title fosrl Pangolin - Access Token Scope Bypass Allows Cross-Resource Authentication
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TuranSec
Published
Updated
Aug 10, 2026, 1:01 PM
Reserved
Aug 10, 2026, 10:32 AM
Status
Deferred
Published
Aug 10, 2026, 11:17 AM
Modified
Oct 24, 2026, 3:10 PM