CVE-2026-64810
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification,...
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking
- Record
CVE-2026-64810- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-48235
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking
- Record
EUVD-2026-48235- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-3rwj-4395-cj7h
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification,...
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking
- Record
GHSA-3rwj-4395-cj7h- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking
- Record
CVE-2026-64810- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking
- Record
CVE-2026-64810- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-64810 is a medium vulnerability (CVSS 4.3) in Jetbrains Intellij Idea, published July 23, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.