Is CVE-2025-12815 in the CISA KEV catalog?

No. CVE-2025-12815 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-12815?

CVE-2025-12815 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2025-12815?

CVE-2025-12815 has an EPSS score of 0.26% (17th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-12815?

No published fix for CVE-2025-12815 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2025-12815

MEDIUM

4.3

CVSS v3

NVD

Description

An ownership verification issue in the Virtual Desktop preview page in the Research and Engineering Studio (RES) on AWS before version 2025.09 may allow an authenticated remote user to view another user's active desktop session metadata, including periodical desktop preview screenshots. To mitigate this issue, users should upgrade to version 2025.09 or above.

CWE-283

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.26%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Other references3

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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 2025-11-06.