CVE-2026-54103
U.S. GAO EPDS and CBCA EDS unauthenticated password change
Description
The U.S. Government Accountability Office (GAO) Electronic Protest Docketing System (EPDS) and Civilian Board of Contract Appeals (CBCA) Electronic Docketing System (EDS) does not authenticate password change requests to the '/update-profile/N' API endpoint. A remote, unauthenticated attacker could change an arbitrary user's password.
INFO
Published Date :
June 18, 2026, 5:16 p.m.
Last Modified :
June 22, 2026, 2:17 p.m.
Remotely Exploit :
Yes !
Source :
9119a7d8-5eab-497f-8521-727c672e3725
Affected Products
The following products are affected by CVE-2026-54103
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 9119a7d8-5eab-497f-8521-727c672e3725 | |||||
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | CRITICAL | 9119a7d8-5eab-497f-8521-727c672e3725 | ||||
| CVSS 4.0 | CRITICAL | 9119a7d8-5eab-497f-8521-727c672e3725 |
Solution
- Require authentication for password change API requests.
- Validate user credentials before processing password changes.
- Implement rate limiting on password change attempts.
- Log all password change activities.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-54103.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-54103 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-54103
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-54103 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-54103 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 22, 2026
Action Type Old Value New Value Changed SSVC {'id': 'CVE-2026-54103', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-06-18T00:00:00+00:00'} {'id': 'CVE-2026-54103', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-06-19T03:55:59.525967Z'} -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 19, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-54103', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-06-18T00:00:00+00:00'} -
New CVE Received by 9119a7d8-5eab-497f-8521-727c672e3725
Jun. 18, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Government Accountability Office', 'product': 'Electronic Protest Docketing System (EPDS)', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2026-02-22', 'versionType': 'custom'}, {'status': 'unaffected', 'version': '2026-02-22'}], 'defaultStatus': 'unknown'}, {'vendor': 'Civilian Board of Contract Appeals', 'product': 'Electronic Docketing System (EDS)', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2026-03-19', 'versionType': 'custom'}, {'status': 'unaffected', 'version': '2026-03-19'}], 'defaultStatus': 'affected'}] Added SSVC {'id': 'CVE-2026-54103', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-06-11T16:17:36.004930Z'} Added Tag exclusively-hosted-service Added Description The U.S. Government Accountability Office (GAO) Electronic Protest Docketing System (EPDS) and Civilian Board of Contract Appeals (CBCA) Electronic Docketing System (EDS) does not authenticate password change requests to the '/update-profile/N' API endpoint. A remote, unauthenticated attacker could change an arbitrary user's password. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/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 Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-306 Added Reference https://epds.gao.gov/ Added Reference https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-169-01.json Added Reference https://www.cve.org/CVERecord?id=CVE-2026-54103 Added Reference https://www.eds.cbca.gov/login