Multiple format string vulnerabilities in the DCC functionality in KVIrc 3.4 and 4.0 have…
Priority MEDIUM 48CWE-134Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-134 and the CVSS impact.
Summary
Multiple format string vulnerabilities in the DCC functionality in KVIrc 3.4 and 4.0 have unspecified impact and remote attack vectors.
Why it matters now
EPSS 0.02662 85th percentileScored 2026-11-07
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-2451
- 2026-10-03 Alias added: GHSA-8fv4-jxmf-vxh2
References
More Kvirc vulnerabilities
- TI-2008-06758 Argument injection vulnerability in the URI handler in KVIrc 3.4.2 Shiny allows remote… CVSS 2.0HIGH 9.3
- TI-2010-02355 Directory traversal vulnerability in the DCC functionality in KVIrc 3.4 and 4.0 allows… CVSS 2.0HIGH 9.3
- TI-2008-04531 Format string vulnerability in the URI handler in KVirc 3.4.0, when set as the default… CVSS 2.0HIGH 7.6
- TI-2010-02662 The IRC Protocol component in KVIrc 3.x and 4.x before r4693 does not properly handle \… CVSS 2.0MEDIUM 6.5
Sources
- CVE-2010-2451 · CVE Program
- CVE-2010-2451 · NVD
- FIRST EPSS
- GHSA-8fv4-jxmf-vxh2 · GitHub Advisory Database · CC BY 4.0
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