FlagForgeCTF Exposes User Emails via Public /api/user/[username] API
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| FlagForgeCTF | flagForge | affected |
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No data.
| Vendor | Product | Versions |
|---|---|---|
| Flagforgectf | Flagforge | — |
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-31370 | Flag Forge is a Capture The Flag (CTF) platform. From versions 2.0.0 to before 2.3.1, the public endpoint /api/user/[username] returns user email addresses in its JSON response. The problem has been patched in FlagForge version 2.3.1. The fix removes email addresses from public API responses while keeping the endpoint publicly accessible. Users should upgrade to version 2.3.1 or later to eliminate exposure. There are no workarounds for this vulnerability. |
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.414% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Flag Forge is a Capture The Flag (CTF) platform. From versions 2.0.0 to before 2.3.1, the public endpoint /api/user/[username] returns user email addresses in its JSON response. The problem has been patched in FlagForge version 2.3.1. The fix removes email addresses from public API responses while keeping the endpoint publicly accessible. Users should upgrade to version 2.3.1 or later to eliminate exposure. There are no workarounds for this vulnerability. | Flag Forge is a Capture The Flag (CTF) platform. From versions 2.0.0 to before 2.3.2, the public endpoint /api/user/[username] returns user email addresses in its JSON response. The fix, intended for release in 2.3.1 but only available starting in version 2.3.2, removes email addresses from public API responses while keeping the endpoint publicly accessible. Users should upgrade to version 2.3.2 or later to eliminate exposure. There are no workarounds for this vulnerability. |
| References |
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Flagforge
Flagforge flagforge |
|
| CPEs | cpe:2.3:a:flagforge:flagforge:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Flagforge
Flagforge flagforge |
|
| Metrics |
cvssV3_1
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Flagforgectf
Flagforgectf flagforge |
|
| Vendors & Products |
Flagforgectf
Flagforgectf flagforge |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Flag Forge is a Capture The Flag (CTF) platform. From versions 2.0.0 to before 2.3.1, the public endpoint /api/user/[username] returns user email addresses in its JSON response. The problem has been patched in FlagForge version 2.3.1. The fix removes email addresses from public API responses while keeping the endpoint publicly accessible. Users should upgrade to version 2.3.1 or later to eliminate exposure. There are no workarounds for this vulnerability. | |
| Title | FlagForgeCTF Exposes User Emails via Public /api/user/[username] API | |
| Weaknesses | CWE-359 | |
| References |
| |
| Metrics |
cvssV4_0
|