CVE-2026-123858
In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment...
In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment server from untrusted projects
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment server from untrusted projects
- Record
CVE-2026-123858- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-829
- Updated
- 2026-11-06
EUVDEUVD-2026-118318
In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment server from untrusted projects
- Record
EUVD-2026-118318- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N - Updated
- 2026-11-06
GitHub AdvisoriesGHSA-3p5j-c8pm-39vq
In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment...
In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment server from untrusted projects
- Record
GHSA-3p5j-c8pm-39vq- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-829
- Updated
- 2026-11-06
NVD
In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment server from untrusted projects
- Record
CVE-2026-123858- CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-829
- Updated
- 2026-11-06
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references, title | EUVD, GitHub Advisories | |
| cwes, severity | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-123858 is a medium vulnerability (CVSS 4.4) in Jetbrains Phpstorm, published November 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 4th percentile. No source names a fixed version.