VULNERABILITY INTELLIGENCE

CVE-2019-25544

CVSS score6.9 MEDIUM
EPSS probability0.19%
CISA KEVNot currently listed
Published2026-03-21
Last modified2026-06-17
CVSS vectorCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

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.

Weakness classification

  • CWE-807: Reliance on Untrusted Inputs in a Security Decision

Primary references