What’s Vulnerable › Vulnerabilities

CVE-2022-34009

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-07-28 · updated 2026-06-17
• Weakness: CWE-79

Description

Fossil 2.18 on Windows allows attackers to cause a denial of service (daemon crash) via an XSS payload in a ticket. This occurs because the ticket data is stored in a temporary file, and the product does not properly handle the absence of this file after Windows Defender has flagged it as malware.

Affected products

• Fossil-Scm Fossil: 2.18

References

• https://fossil-scm.org/home/doc/trunk/www/changes.wiki
• https://gainsec.com/2022/07/27/cve-2022-34009/
• https://fossil-scm.org/home/doc/trunk/www/changes.wiki
• https://gainsec.com/2022/07/27/cve-2022-34009/

Get alerted when CVE-2022-34009 or the next vulnerability affects your stack