CVE-2026-47181

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

State: Published
Severity: 8.7 High
Published: Jun 11, 2026
Updated: Jun 15, 2026
Reserved: May 18, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	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	GitHub_M

Weaknesses

CWE-20 Improper Input Validation
CWE-943 Improper Neutralization of Special Elements in Data Query Logic

Affected Products

Product	Versions
PenguinMod-BackendApiPenguinMod	< 1.0.0Affected

References

https://github.com/PenguinMod/PenguinMod-BackendApi/security/advisories/GHSA-wwwc-jwrc-3pj8

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