Directory traversal vulnerability in the DCC functionality in KVIrc 3.4 and 4.0 allows remote attackers to overwrite arbitrary files via unknown vectors.
Conclusion & alert: CVE-2010-2452 is rated High Risk (71.5/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 4.05%). Core evidence: EPSS rose +3.03% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.02% | 4.05% | +3.03% |
| 2 | 2025-09-22 | 1.37% | 1.02% | -0.35% |
| 3 | 2025-03-30 | — | 1.37% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2010-2452 not yet assigned priority: Debian including 1 source packages (kvirc), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2010-2452 |
gentoo
|
high | CVE-2010-2452: 1 GLSA(s) (201402-20), 1 atom(s) (net-irc/kvirc); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2010-2452 |
ubuntu
|
medium | CVE-2010-2452 medium priority: Ubuntu including 1 source packages (kvirc), 6 status rows across 6 suites (dapper, hardy, jaunty, karmic, lucid, upstream): released 3, not-affected 2, needs-triage 1. | https://ubuntu.com/security/CVE-2010-2452 |