CVE-2026-54104

HIGH EPSS 31.9%

Published Jun 18, 20261w ago · Modified Jun 22, 20261w ago

8.7 CVSS 4.0

High

Published Jun 18, 2026 1w ago

Last Modified Jun 22, 2026 1w ago

Description

The U.S. Government Accountability Office (GAO) Electronic Protest Docketing System (EPDS) and Civilian Board of Contract Appeals (CBCA) Electronic Docketing System (EDS) trusts client-provided values for the 'epds_role_id' parameter without verification, allowing a remote, authenticated attacker to escalate their own privileges.

CVSS Details

Base Score

8.7

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

31.9% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-602

References 4

epds.gao.gov https://epds.gao.gov/
raw.githubusercontent.com https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-169-01.json
cve.org https://www.cve.org/CVERecord?id=CVE-2026-54104
eds.cbca.gov https://www.eds.cbca.gov/login

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.