SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-100103

An unauthenticated attacker with network access can obtain the highest application privilege, potentially leading to arbitrary code execution and compromise of the connected P4 Server.

CRITICAL 10.0EPSS 0.42%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Perforce P4 Search container images prior to 2026.4.2 reset the service authentication token to a publicly documented default value. An unauthenticated attacker with network access can obtain the highest application privilege, potentially leading to arbitrary code execution and compromise of the connected P4 Server.

CVSS 4.0
10.0 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.42% probability · 37th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-1392
Source
security@puppet.com
EPSS trend
0%3%5%5 October 2026: 0.42%27 October 2026: 0.42%5 October 202627 October 2026

EPSS moved from 0.4% on 5 October 2026 to 0.4% on 27 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.