CVE-2025-40703

Cross-Site Scripting (XSS) vulnerability in OpenAtlas by ACDH-CH

Description

Cross-Site Scripting (XSS) vulnerability in OpenAtlas v8.9.0 from the Austrian Centre for Digital Humanities and Cultural Heritage (ACDH-CH), due to inadequate validation of user input when a POST request is sent. The vulnerabilities could allow a remote user to send specially crafted queries to an authenticated user and steal their session cookie details, via  the "/insert/group" petition, "name" and "alias-0” parameters.

Remediation

Solution:

  • The vulnerabilities have been fixed by the Austrian Centre for Digital Humanities and Cultural Heritage (ACDH-CH) team in version 8.10.1, available at https://github.com/craws/OpenAtlas .

Category

5.1
CVSS
Severity: Medium
CVSS 4.0 •
EPSS 0.20%
Affected: ACDH-CH OpenAtlas
Published at:
Updated at:

References

Link Tags
https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-cross-site-scripting-xss-vulnerabilities-openatlas-acdh-ch
https://github.com/craws/OpenAtlas

Frequently Asked Questions

What is the severity of CVE-2025-40703?
CVE-2025-40703 has been scored as a medium severity vulnerability.
How to fix CVE-2025-40703?
To fix CVE-2025-40703: The vulnerabilities have been fixed by the Austrian Centre for Digital Humanities and Cultural Heritage (ACDH-CH) team in version 8.10.1, available at https://github.com/craws/OpenAtlas .
Is CVE-2025-40703 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-40703 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-40703?
CVE-2025-40703 affects ACDH-CH OpenAtlas.
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