CVE-2026-103511 PUBLISHED

Arbitrary file-write via extension installation in P4Search

Assigner: Perforce
Reserved: 30.09.2026 Published: 05.10.2026 Updated: 05.10.2026

Perforce P4 Search prior to 2026.4.2 does not validate file names supplied to its extension installation feature. An attacker with super-user or service-token privileges can write files with arbitrary content to the P4 Search installation directory.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	High
User Interaction	None

CVSS 4.0

Product Status

Vendor	Perforce
Product	P4 (Helix Core)
Versions	Default: affected affected from 0 to 2026.4.1 (incl.) Version 2026.4.2 is unaffected

Credits

Khoa Bui (https://github.com/zenniskayy2k4) finder

References

https://portal.perforce.com/s/cve/a91Qi000003FDpdIAG/arbitrary-filewrite-via-extension-installation-in-p4search

Problem Types

CWE-73 External control of file name or path CWE