CVE-2026-64810: In JetBrains IntelliJ IDEA before 2026.2 hTML injection was possible in an IDE notification, allowing silent user activity tracking

Details

Source

NVD Recent CVEs (US · database · site)

Severity

medium — CVSS 4.3

Published

2026-07-23

Last updated

2026-07-28

Exploitation

Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-64810

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

• Low exploitation riskCVE-2026-648100.15% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all scored CVEs.

Referenced CVEs

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

• high[NEW] [high] JetBrains IntelliJ IDEA: Multiple vulnerabilitiescert-bund

Recent advisories for In JetBrains IntelliJ

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

• high[NEW] [high] JetBrains IntelliJ IDEA: Multiple vulnerabilitiescert-bund · 2026-07-24
• highCVE-2026-64815: In JetBrains IntelliJ IDEA before 2026.2 arbitrary code injection was possible via UI Designer…nvd · 2026-07-23
• highCVE-2026-64814: In JetBrains IntelliJ IDEA before 2026.2 unauthorized file access was possible in a Remote Dev…nvd · 2026-07-23
• criticalCVE-2026-64813: In JetBrains IntelliJ IDEA before 2026.2 unauthorized settings modification was possible in a …nvd · 2026-07-23
• criticalCVE-2026-64812: In JetBrains IntelliJ IDEA before 2026.2 unauthorized input injection was possible in a Remote…nvd · 2026-07-23
• highCVE-2026-64811: In JetBrains IntelliJ IDEA before 2026.2 arbitrary code execution was possible before granting…nvd · 2026-07-23

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