Review reviewHigh

CVE-2026-64808

JetBrains PhpStorm, phpstorm

In JetBrains PhpStorm before 2026.2 arbitrary code execution was possible before granting project trust via project tooling

CVSS
8.4
EPSS
-
- percentile
CISA KEV
Not listed
Published
2026.07.23
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 8.4

Vulnerability overview

In JetBrains PhpStorm before 2026.2 arbitrary code execution was possible before granting project trust via project tooling

Affected product and versions

Product
JetBrains PhpStorm, phpstorm
Affected versions
< 2026.2, < 2026.2.0
Fixed versions
2026.2.0

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that JetBrains PhpStorm, phpstorm and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-829
CVE-2026-64808 — JetBrains PhpStorm, phpstorm | SECUFOCUS NOW