Fossil 2.18 on Windows allows attackers to cause a denial of service (daemon crash) via…
Priority LOW 25CWE-79Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
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.
Why it matters now
EPSS 0.00363 30th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fossil-scm:fossil:2.18:*:*:*:*:*:*:* | 2.18 | Vulnerable | Fossil-scm |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:fossil-scm:fossil:2.18:*:*:*:*:*:*:* Versions 2.18 Vulnerable ·Fossil-scm
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-34009
- 2026-10-03 Alias added: GHSA-3632-grrp-f8wr
References
More Fossil-scm Fossil vulnerabilities
- TI-2020-15086 Fossil before 2.10.2, 2.11.x before 2.11.2, and 2.12.x before 2.12.1 allows remote… CVSS 3.1HIGH 8.8
- TI-2021-14730 Fossil before 2.14.2 and 2.15.x before 2.15.2 often skips the hostname check during TLS certificate validation. CVSS 3.1HIGH 7.5
Sources
- CVE-2022-34009 · CVE Program
- CVE-2022-34009 · NVD
- FIRST EPSS
- GHSA-3632-grrp-f8wr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences