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01 Record

CVE-2026-49382

In JetBrains IntelliJ IDEA before 2026.1 code execution was possible via template injection in the Copyright plugin

MediumPUBLISHEDCNA: JetBrains
CNA base score4.5 CVSS v3.xCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

02 Description

In JetBrains IntelliJ IDEA before 2026.1 code execution was possible via template injection in the Copyright plugin

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.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpactpartialSuccessful exploitation gives limited 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
0.13% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 2.9% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-07-22.
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
2026-05-29 18:15Z5 MO AGO
Last updated
2026-05-29 19:28Z5 MO AGO
Reserved
2026-05-29
Assigning CNA
JetBrains
Record state
PUBLISHED
Severity
Medium (CVSS 4.5)
CNA CVSS vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
Weaknesses
  • CWE-1336Improper Neutralization of Special Elements Used in a Template EngineBase
Data version
5.2
Document digest
03383439cde419e5805c4dc3d1af1b7c37250949b32977184fc7d5c17f40ed39

05 Affected products

VendorProductVersionsPlatforms
JetBrainsIntelliJ IDEA0 to < 2026.1—

06 References