CVE-2023-50717 – nocodb

Package

Manager: npm
Name: nocodb
Vulnerable Version: >=0.202.6 <0.202.10

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

EPSS: 0.00324 pctl0.54809

Details

NocoDB Allows Preview of Files with Dangerous Content ### Summary --- Attacker can upload a html file with malicious content. If user tries to open that file in browser malicious scripts can be executed leading Stored XSS(Cross-Site Script) attack. ### PoC --- NocoDB was configured using the Release Binary `Noco-macos-arm64`, and nocodb version 0.202.9 (currently the latest version) was used. binary hash infos: md5(164b727f287af56168bc16fba622d0b4) / sha256(43e8e97f4c5f5330613abe071a359f84e4514b7186f92954b678087c37b7832e) <img width="665" alt="image" src="https://user-images.githubusercontent.com/86613161/287472673-aeb60a02-2080-429f-8583-9f130ab62779.png"> ### 1. Run the binary to start the server and access the arbitrary table dashboard. <img width="830" alt="image" src="https://user-images.githubusercontent.com/86613161/287472852-98b2286e-ad66-45bf-b503-63780619d775.png"> Here, used the default `Features` table. ### 2. Click `+` in the table `field header` to add an `attachment` field. <img width="1173" alt="image" src="https://user-images.githubusercontent.com/86613161/287472936-98a67213-a547-4e71-915c-d2a43300530b.png"> ### 3. Click the `Add File(s)` button to select and upload files. <img width="1132" alt="image" src="https://user-images.githubusercontent.com/86613161/287473041-0801ff39-e48c-4746-8518-be825bfd5533.png"> Here, `test.html` containing `<script>alert(document.domain)</script>` was uploaded. ### 4. Check the uploaded file path. <img width="1163" alt="image" src="https://user-images.githubusercontent.com/86613161/287473337-b1c7c781-2fb5-4bd0-b464-dbd3d4158f04.png" ### 5. Access the uploaded file path. <img width="1201" alt="image" src="https://user-images.githubusercontent.com/86613161/287473278-410f9228-58e3-4ee4-b111-70cdbffa9ed5.png"> When the file path is accessed, the `<script>alert(document.domain)</script>` script statement contained in the file is executed and the server host appears in the alert message. ### Impact --- This allows remote attacker to execute JavaScript code in the context of the user accessing the vector. An attacker could have used this vulnerability to execute requests in the name of a logged-in user or potentially collect information about the attacked user by displaying a malicious form.

Metadata

Created: 2024-05-13T16:46:49Z
Modified: 2025-08-21T19:16:05Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/05/GHSA-qg73-g3cf-vhhh/GHSA-qg73-g3cf-vhhh.json
CWE IDs: ["CWE-434", "CWE-79"]
Alternative ID: GHSA-qg73-g3cf-vhhh
Finding: F027
Auto approve: 1