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01 Record

CVE-2026-64813

In JetBrains IntelliJ IDEA before 2026.2 unauthorized settings modification was possible in a Remote Development session

CriticalPUBLISHEDCNA: JetBrains
CNA base score10.0 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

02 Description

In JetBrains IntelliJ IDEA before 2026.2 unauthorized settings modification was possible in a Remote Development session

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.52% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 44.0% of scored records. A rank, not a probability.
NVD base score
10.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-10-24.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-07-23 11:36Z3 MO AGO
Last updated
2026-07-24 03:56Z3 MO AGO
Reserved
2026-07-20
Assigning CNA
JetBrains
Record state
PUBLISHED
Severity
Critical (CVSS 10.0)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-602Client-Side Enforcement of Server-Side SecurityClass
Data version
5.2
Document digest
71c5bf026b26ae2cd9a226bb903b0dcde6268c372af73c78c3327f05e8a4833a

05 Affected products

VendorProductVersionsPlatforms
JetBrainsIntelliJ IDEA0 to < 2026.2—

06 References