CVE-2026-47181CWE-20CWE-943

PenguinMod-BackendApi: NoSQL Injection in Password Reset Endpoint Allows Account Takeover

High · published June 11, 2026

CVSS v4.0
8.7
EPSS
0%
Percentile
26.7
In the wild
Unconfirmed
What it is

PenguinMod-BackendApi is the backend api for penguinmod. Prior to version 1.0.0, a NoSQL injection vulnerability in the password reset endpoint allows any authenticated user to change the password of an account, leading to full account takeover. An attacker only needs a registered account and a valid password reset token for their own account. This issue has been patched in version 1.0.0.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
EPSS
0.00344 · 26.7th percentile
Weaknesses
CWE-20 · Improper Input Validation; CWE-943 · Improper Neutralization of Special Elements in Data Query Logic
Published
2026-06-11T18:49Z
EPSS history
Timeline
  • 11 JUN 18:49Z
    PenguinMod-BackendApi: NoSQL Injection in Password Reset Endpoint Allows Account Takeover
    cvelistv5