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CVE-2026-64810 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-64810

CVE-2026-64810

MEDIUM4.3

In JetBrains IntelliJ IDEA before 2026

Published Jul 23, 2026

Modified 2 days ago

Fix available

Details

In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking

Affected Packages

intellij-idea

Debian 10Debian 11Debian 12Debian 13Fedora 39

Fixed in:

2026.2

intellij-idea-community

Ubuntu 14.04 LTSUbuntu 16.04 LTSUbuntu 18.04 LTSUbuntu 20.04 LTSUbuntu 22.04 LTS

Fixed in:

2026.2

intellij-idea-ultimate

Ubuntu 14.04 LTSUbuntu 16.04 LTSUbuntu 18.04 LTSUbuntu 20.04 LTSUbuntu 22.04 LTS

Fixed in:

2026.2

IntelliJ IDEA

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1703)Windows 10 (1709)Windows 10 (1803)

Fixed in:

2026.2

IntelliJ IDEA Community Edition

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1703)Windows 10 (1709)Windows 10 (1803)

Fixed in:

2026.2

IntelliJ IDEA Ultimate

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1703)Windows 10 (1709)Windows 10 (1803)

Fixed in:

2026.2

IntelliJ IDEA CE

macOS 14macOS 15macOS 26

Fixed in:

2026.2

References

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-64810

WEB

https://www.jetbrains.com/privacy-security/issues-fixed/

CVSS Analysis

CVSS v3.1

4.3

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

LowC:L

Integrity

NoneI:N

Availability

NoneA:N

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

Weakness Type (CWE)

Injection

CWE-79

Cross-site Scripting (XSS)

Ecosystems(45)

Debian 10 Debian 11 Debian 12 Debian 13 Fedora 39

Timeline

PublishedJul 23, 2026

ModifiedJul 23, 2026