CVE-2026-65908: In JetBrains PyCharm before 2026.1.4, 2026.2 arbitrary code execution via malicious Python executable was poss

Q: How do I fix CVE-2026-65908?

pycharm: upgrade to 2026.1.4. Exact commands for each OS are on this page.

Q: Is CVE-2026-65908 being exploited?

CVE-2026-65908 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-65908 affect?

CVE-2026-65908 affects pycharm. Severity is high (CVSS 8.6). In JetBrains PyCharm before 2026.1.4, 2026.2 arbitrary code execution via malicious Python executable was possible on untrusted project open

Routine

HIGH 8.6UPGRADE

CVE-2026-65908 is a high-severity flaw (CVSS 8.6) affecting pycharm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In JetBrains PyCharm before 2026.1.4, 2026.2 arbitrary code execution via malicious Python executable was possible on untrusted project open

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.6 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 92%)
CISA exploited list	No
Weakness	CWE-829
Published	2026-07-23
Last modified	2026-10-24

Publisher (CNA): JetBrains s.r.o. · Vendor: jetbrains

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-23 13:16 UTCPublished CVE record published
2026-10-24 13:10 UTCUpdated Record last modified

jetbrains pycharm UPGRADE

Affected: < 2026.1.4

Fixed in: 2026.1.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pycharm || rpm -q pycharm || pycharm --version

2. UPGRADE to 2026.1.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pycharm

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pycharm

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.

Quick answers

How do I fix CVE-2026-65908?

pycharm: upgrade to 2026.1.4. Exact commands for each OS are on this page.

Is CVE-2026-65908 being exploited?

CVE-2026-65908 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-65908 affect?

CVE-2026-65908 affects pycharm. Severity is high (CVSS 8.6). In JetBrains PyCharm before 2026.1.4, 2026.2 arbitrary code execution via malicious Python executable was possible on untrusted project open

How urgent is CVE-2026-65908?

Priority 32/100. High severity

Software pages

Python vulnerabilities

Related CVEs

CVE-2026-75060 HIGH 8.4 UPGRADE In JetBrains PyCharm before 2026.2.1 code execution was possible via unauthenticated Jupyter MCP tools
CVE-2026-75059 MEDIUM 4.4 UPGRADE In JetBrains PyCharm before 2026.2.1 code execution via Quick Documentation was possible

References

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