8.1

CVE-2025-64685: jetbrains youtrack Improper Certificate Validation

CVSS: 8.1v3.1HighAnalyzed
Published 10-11-2025Last modified 26-02-2026
Open JSON

Vulnerability summary

CVE-2025-64685 is a high (CVSS 8.1) Improper Certificate Validation vulnerability in jetbrains youtrack. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 13.7% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.1/10
010
High · v3.1 (CVE.org)
EPSS score
0.24%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 10-11-2025
    PublishedVulnerability first disclosed.
  2. 26-02-2026
    Last modifiedVulnerability information updated.

Description

In JetBrains YouTrack before 2025.3.104432 missing TLS certificate validation enabled data disclosure

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.24%

Chance of exploitation in the next 30 days

Percentile

14%

Versus all other CVEs

30-day change

+0.02 pp

From 0.22% on 22-09-2026

22-09-202622-10-2026
EPSS score
0.24%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Jetbrains1 product

1 vendor · 1 product

References

1 links