CVE-2025-59843 is a medium-severity information disclosure vulnerability affecting Flag Forge CTF platforms from versions 2.0.0 up to, but not including, 2.3.2. This flaw allows unauthenticated attackers to retrieve user email addresses via the public /api/user/[username] endpoint. The vulnerability has a CVSS score of 5.3 and is easily exploitable over the network with low attack complexity, potentially leading to user email exposure. There is currently no evidence of active exploitation, public exploit code, or significant community discussion regarding this CVE. Users are advised to upgrade to Flag Forge version 2.3.2 or later, as no workarounds exist.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.0, < 2.3.1CPE matchmatch criteria | cpe:2.3:a:flagforge:flagforge:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/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
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