---
title: "CVE-2026-103507: Perforce P4 Search - Unrestricted File Upload"
description: "Perforce P4 Search < 2026.4.2 contains an unrestricted file write vulnerability caused by insufficient path restrictions in the logging configuration interface, letting attackers with service authentication token write arbitrary files, exploit requires service authentication token."
url: https://panop.io/threat-heartbeat/CVE-2026-103507/
---

# CVE-2026-103507 Perforce P4 Search - Unrestricted File Upload

Perforce P4 Search < 2026.4.2 contains an unrestricted file write vulnerability caused by insufficient path restrictions in the logging configuration interface, letting attackers with service authentication token write arbitrary files, exploit requires service authentication token.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.51% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103507)

## Details

Type

Unrestricted File Upload

Impact

File System Write, Remote Code Execution

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Published

5 October 2026

Updated

15 October 2026

Weakness

[CWE-73](https://cwe.mitre.org/data/definitions/73.html)

## Vendor fix

Update to version 2026.4.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103507](https://nvd.nist.gov/vuln/detail/CVE-2026-103507)
- [https://portal.perforce.com/s/cve/a91Qi000003FE49IAG/arbitrary-filewrite-via-log-configuration-path-in-p4search](https://portal.perforce.com/s/cve/a91Qi000003FE49IAG/arbitrary-filewrite-via-log-configuration-path-in-p4search)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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