CVE-2025-61962CWE-142

In fetchmail before 6.5.6, the SMTP client can crash when authenticating upon receiving a 334 status code in a malformed context

Medium · published October 4, 2025

CVSS v3.1
5.9
EPSS
0%
Percentile
34.1
In the wild
Unconfirmed
What it is

In fetchmail before 6.5.6, the SMTP client can crash when authenticating upon receiving a 334 status code in a malformed context.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00409 · 34.1th percentile
Weakness
CWE-142 · Improper Neutralization of Value Delimiters
Published
2025-10-04T00:00Z
EPSS history
Timeline
  • 04 OCT 00:00Z
    In fetchmail before 6.5.6, the SMTP client can crash when authenticating upon receiving a 334 status code in a malformed context
    cvelistv5