CVE-2019-25544
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.
- Score
- CVSS 4.0 6.9 Medium
- Status
- Analyzed - disclosure@vulncheck.com
- Published
- 2026-03-21
- Last modified
- 2026-03-24
- Weaknesses
- CWE-807
Affected products
References
- https://pidgin.im/
- https://www.exploit-db.com/exploits/46930
- https://www.vulncheck.com/advisories/pidgin-denial-of-service-via-malformed-username
