PatchTheCVECVE-2026-75056: In JetBrains IntelliJ IDEA before 2026.2.1 rCE via Markdown export tool was possible
29
Routine
HIGH 7.8UPGRADE
CVE-2026-75056 is a high-severity flaw (CVSS 7.8) affecting intellij idea. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
In JetBrains IntelliJ IDEA before 2026.2.1 rCE via Markdown export tool was possible
Why this priority
- High severity
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.8 (High) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.2% (top 91%) |
| CISA exploited list | No |
| Weakness | CWE-78 |
| Published | 2026-08-17 |
| Last modified | 2026-10-23 |
Publisher (CNA): JetBrains s.r.o. · Vendor: jetbrains
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
jetbrains intellij idea UPGRADE
Affected: < 2026.2.1
Fixed in: 2026.2.1
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy intellij-idea || rpm -q intellij-idea || intellij-idea --version
2. UPGRADE to 2026.2.1 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade intellij-idea
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade intellij-idea
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Related CVEs
- CVE-2026-75054 MEDIUM 6.3 UPGRADE In JetBrains IntelliJ IDEA before 2026.2.1 sSRF was possible via the OpenAPI preview proxy in untrusted projec
- CVE-2026-75057 MEDIUM 6.2 UPGRADE In JetBrains IntelliJ IDEA before 2026.1.5 git credentials were written in plaintext to the IDE log
- CVE-2026-75053 MEDIUM 5.4 UPGRADE In JetBrains IntelliJ IDEA before 2026.2.1 sSRF was possible via the DevKit debug listener endpoint
- CVE-2026-75055 MEDIUM 5.5 UPGRADE In JetBrains IntelliJ IDEA before 2026.2.1 hadoop ResourceManager could read local files via XXE
- CVE-2026-75058 MEDIUM 5.5 UPGRADE In JetBrains IntelliJ IDEA before 2026.2.1 xXE was possible in the Eclipse settings importers