CVE-2026-85381

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

Not scored by EPSS

EPSS percentile

Not scored by EPSS

NVD base score

5.5 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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

NVD analysis status

Deferred. NVD last modified this record on 2026-09-04.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-09-04 01:00Z16 HR AGO

Last updated

2026-09-04 01:00Z16 HR AGO

Reserved

2026-09-03

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Medium (CVSS 6.9)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

Weaknesses

• CWE-285Improper AuthorizationClass
• CWE-639Authorization Bypass Through User-Controlled KeyBase

Data version

5.2

Document digest

f4ae9b3441b7c470deda970514057a754ccdf5490db06ed2b27592ded80e54e8

• vuldb.comVDB-398535 | light0011 cms Chapter Controller ChapterController.class.php authorizationhttps://vuldb.com/vuln/398535vdb-entrytechnical-description
• vuldb.comVDB-398535 | CTI Indicators (IOB, IOC, IOA)https://vuldb.com/vuln/398535/ctisignaturepermissions-required
• vuldb.comCVE-2026-85381 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-85381third-party-advisory
• vuldb.comSubmit #894801 | light0011 cms f72cf46f601efb2a0618c3814cc2f61380b38930 Authorization Bypasshttps://vuldb.com/submit/894801third-party-advisory
• github.comhttps://github.com/light0011/cms/issues/5exploitissue-tracking
• github.comhttps://github.com/light0011/cms/product