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.

INFO

Published Date :

2026-03-21T12:46:48.415Z

Last Modified :

2026-03-24T14:31:19.687Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2019-25544 vulnerability.

Vendors Products
Pidgin
  • Pidgin
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2019-25544.

URL Resource
https://nvd.nist.gov/vuln/detail/CVE-2019-25544 cve-icon
https://pidgin.im/ cve-icon cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2019-25544 cve-icon
https://www.exploit-db.com/exploits/46930 cve-icon cve-icon cve-icon
https://www.vulncheck.com/advisories/pidgin-denial-of-service-via-malformed-username cve-icon cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact