CVE-2025-56423

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-11-24 · updated 2026-06-17
Weakness: CWE-203

Description

An issue in Austrian Academy of Sciences (AW) Austrian Archaeological Institute OpenAtlas v.8.12.0 allows a remote attacker to obtain sensitive information via the login error messages

Affected products

ACDH-CH OpenAtlas: before 8.12.1 — fixed in 8.12.1

How to fix

Upgrade to a fixed version: ACDH-CH OpenAtlas 8.12.1. Check the vendor advisory for mitigations.

References

https://www.sec4you-pentest.com/schwachstelle/openatlas-schwachstelle-user-enumeration/
https://www.sec4you-pentest.com/schwachstellen/

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