What is CVE-2025-64456?

CVE-2025-64456 is a high-severity vulnerability in Jetbrains Resharper, classified under Improper Verification of Cryptographic Signature. CVSS score: 8.4/10. Published 2025-11-10.

How severe is CVE-2025-64456?

High severity. CVSS v3 base score is 8.4 out of 10.

Vulnerability in Jetbrains Resharper

CVE-2025-64456

In JetBrains ReSharper before 2025.2.4 missing signature verification in DPA Collector allows local privilege escalation

Published 2025-11-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.5th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Jetbrains Resharper — versions 0

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

www.jetbrains.com/privacy-security/issues-fixed/ (Vendor Advisory)

Frequently asked questions

What is CVE-2025-64456?: CVE-2025-64456 is a high-severity vulnerability in Jetbrains Resharper, classified under Improper Verification of Cryptographic Signature. CVSS score: 8.4/10. Published 2025-11-10.
How severe is CVE-2025-64456?: High severity. CVSS v3 base score is 8.4 out of 10.