CVE-2019-25544
MEDIUM
NVD
CVSS Score
6.2
Severity
MEDIUM
Published
Mar 21, 2026
Vendor
unknown
Description
Pidgin 2.13.0 contains a denial of service vulnerability that allows local attackers to crash the application by providing an excessively long username string during account creation. Attackers can input a buffer of 1000 characters in the username field and trigger a crash when joining a chat, causing the application to become unavailable.