CVE-2025-32352

MEDIUM

ZendTo < 5.04-7 - Authentication Bypass via MD5 Hash Type Confusion

Title source: llm

Description

A type confusion vulnerability in lib/NSSAuthenticator.php in ZendTo before v5.04-7 allows remote attackers to bypass authentication for users with passwords stored as MD5 hashes that can be interpreted as numbers. A solution requires moving from MD5 to bcrypt.

References (1)

Core 1

Core References

Various Sources

https://projectblack.io/blog/zendto-nday-vulnerabilities/

Scores

CVSS v3 4.8

EPSS 0.0027

EPSS Percentile 18.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-843

Status published

Products (1)

Zend/ZendTo < 5.04-7

Published Apr 05, 2025

Tracked Since Feb 18, 2026