Is CVE-2025-56423 in the CISA KEV catalog?

No. CVE-2025-56423 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-56423?

CVE-2025-56423 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2025-56423?

CVE-2025-56423 has an EPSS score of 0.27% (19th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-56423?

Upgrade openatlas to 8.12.1 or later.

CVE & CISA-KEV Catalog

CVE-2025-56423

MEDIUM

5.3

CVSS v3

NVD

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

CWE-203

How to fix

Remediation Available

openatlasNVD

Affected:< 8.12.1Fixed in:8.12.1CVE-2025-56423derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.27%probability of exploitation in 30 days

19thpercentile

Low risk: more likely to be exploited than 19% of all known CVEs.

References

Third-Party Advisory2

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-28.