Engineercms through 2.0.5 contains a missing authorization vulnerability in AttachController.Attachment that allows unauthenticated attackers to download project image and video attachments. Attackers can request known or derived /attachment/* paths for .jpg, .png, .bmp, or .mp4 files, which are served before casbin, owner, or admin checks.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation poc

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
3xxx engineercms unaffected
Version Status Constraints
0 affected ≤ 2.0.5

No data.

No data.

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Project Subscriptions

Vendors Products
Engineercms Project Subscribe
Engineercms Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/3xxx/engineercms cve-icon cve-icon
https://github.com/3xxx/engineercms/blob/v2.0.5/controllers/attachment.go#L1705-L1706 cve-icon cve-icon
https://hackmd.io/@hieuPenguinnn/engineercms-attachment-image-mp4-missing-authz cve-icon cve-icon cve-icon
https://www.vulncheck.com/advisories/engineercms-through-2.0.5-missing-authorization-via-attachcontroller-attachment cve-icon cve-icon
History

Fri, 16 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 16 Oct 2026 17:45:00 +0000

Type Values Removed Values Added
Description Engineercms through 2.0.5 contains a missing authorization vulnerability in AttachController.Attachment that allows unauthenticated attackers to download project image and video attachments. Attackers can request known or derived /attachment/* paths for .jpg, .png, .bmp, or .mp4 files, which are served before casbin, owner, or admin checks.
Title Engineercms through 2.0.5 Missing Authorization via AttachController.Attachment
First Time appeared Engineercms Project
Engineercms Project engineercms
Weaknesses CWE-862
CPEs cpe:2.3:a:engineercms_project:engineercms:*:*:*:*:*:*:*:*
Vendors & Products Engineercms Project
Engineercms Project engineercms
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-16T19:17:31.852Z

Reserved: 2026-10-16T14:31:15.147Z

Link: CVE-2026-111652

cve-icon Vulnrichment

Updated: 2026-10-16T19:17:12.243Z

cve-icon NVD

Status : Deferred

Published: 2026-10-16T18:17:46.360

Modified: 2026-10-16T20:17:21.647

Link: CVE-2026-111652

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-16T19:30:13Z

Weaknesses