What is CVE-2025-36539?

CVE-2025-36539 is a medium-severity vulnerability in Aveva Pi Data Archive, classified under CWE-248. CVSS score: 6.5/10. Published 2025-06-12.

How severe is CVE-2025-36539?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Aveva Pi Data Archive

CVE-2025-36539

AVEVA PI Data Archive products are vulnerable to an uncaught exception that, if exploited, could allow an authenticated user to shut down certain necessary PI Data Archive subsystems, resulting in a denial of service.

Published 2025-06-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Aveva Pi Data Archive — versions 2023, 2023 Patch 1
Aveva Pi Server — versions 2023, 2023 Patch 1

Weakness classification (CWE)

CWE-248

References

Frequently asked questions

What is CVE-2025-36539?: CVE-2025-36539 is a medium-severity vulnerability in Aveva Pi Data Archive, classified under CWE-248. CVSS score: 6.5/10. Published 2025-06-12.
How severe is CVE-2025-36539?: Medium severity. CVSS v3 base score is 6.5 out of 10.