EUVD-2026-70799
GHSA-f37h-x7mf-gvgp
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
Network-exploitable authorization bypass with no prerequisites; limited CIA impact consistent with partial admin-panel chapter access only.
Primary rating from Vendor (vuldb).
CVSS VectorVendor: vuldb
Lifecycle Timeline
1DescriptionCVE.org
A vulnerability was identified in light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d/f72cf46f601efb2a0618c3814cc2f61380b38930. Affected by this issue is the function AuthController::_initialize of the file App/Admin/Controller/ChapterController.class.php of the component Chapter Controller. The manipulation leads to authorization bypass. The attack can be initiated remotely. The exploit is publicly available and might be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.
AnalysisAI
Authorization bypass in the light0011 cms PHP application allows unauthenticated remote attackers to circumvent access controls enforced by the Chapter Controller's initialization hook. The vulnerability resides in the AuthController::_initialize method within App/Admin/Controller/ChapterController.class.php, where the per-request authorization gate fails to enforce access control before handling chapter administration requests. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special conditions are required for network-level reachability - the authorization bypass affects the Chapter Controller admin endpoint and is triggered by any unauthenticated HTTP request. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N) yields a score of 5.5, reflecting a remotely exploitable, zero-complexity flaw with no authentication requirement but limited per-impact-dimension consequence. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No vendor-released patch is available at time of analysis; the maintainer has not responded to the disclosure filed at https://github.com/light0011/cms/issues/4. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-285 – Improper Authorization
View allSame technique Authentication Bypass
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External POC / Exploit Code
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