Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 allows remote attackers to execute arbitrary code by using the Object.watch method to access the "clone parent" internal function.
Conclusion & alert: CVE-2006-1734 is rated High Exploit Risk (71.7/100): CVSS Medium severity, with high exploitation likelihood (EPSS 32.74%, 96th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2025-03-30 | 37.01% | 32.74% | -4.27% |
| 2 | 2025-03-29 | 32.74% | 37.01% | +4.27% |
| 3 | 2025-03-17 | — | 32.74% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
high | CVE-2006-1734 high priority: Debian including 2 source packages (firefox, thunderbird), 6 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 6. | https://security-tracker.debian.org/tracker/CVE-2006-1734 |
gentoo
|
normal | CVE-2006-1734: 3 GLSA(s) (200604-12, 200604-18, 200605-09), 6 atom(s) (mail-client/mozilla-thunderbird, mail-client/mozilla-thunderbird-bin, www-client/mozilla, www-client/mozilla-bin, www-client/mozilla-firefox, www-client/mozilla-firefox-bin); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-1734 |
redhat
|
critical | — | https://access.redhat.com/security/cve/CVE-2006-1734 |
ubuntu
|
medium | CVE-2006-1734 medium priority: Ubuntu including 5 source packages (firefox, firefox-granparadiso, lightning-sunbird, midbrowser, mozilla-thunderbird), 20 status rows across 4 suites (dapper, edgy, feisty, upstream): DNE 9, needs-triage 5, released 4, not-affected 2. | https://ubuntu.com/security/CVE-2006-1734 |
: Fixed in: Firefox 1.5 Firefox 1.0.8 Thunderbird 1.5 Thunderbird 1.0.8 SeaMonkey 1.0 Mozilla Suite 1.7.13
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mozilla | firefox | <= 1.0.7 | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
| mozilla | firefox | 1.0 | cpe:2.3:a:mozilla:firefox:1.0:*:*:*:*:*:*:* |
| mozilla | firefox | 1.0.1 | cpe:2.3:a:mozilla:firefox:1.0.1:*:*:*:*:*:*:* |
| mozilla | firefox | 1.0.2 | cpe:2.3:a:mozilla:firefox:1.0.2:*:*:*:*:*:*:* |
| mozilla | firefox | 1.0.3 | cpe:2.3:a:mozilla:firefox:1.0.3:*:*:*:*:*:*:* |
| mozilla | firefox | 1.0.4 | cpe:2.3:a:mozilla:firefox:1.0.4:*:*:*:*:*:*:* |
| mozilla | firefox | 1.0.5 | cpe:2.3:a:mozilla:firefox:1.0.5:*:*:*:*:*:*:* |
| mozilla | firefox | 1.0.6 | cpe:2.3:a:mozilla:firefox:1.0.6:*:*:*:*:*:*:* |
| mozilla | firefox | 1.5 | cpe:2.3:a:mozilla:firefox:1.5:*:*:*:*:*:*:* |
| mozilla | firefox | 1.5 | cpe:2.3:a:mozilla:firefox:1.5:beta1:*:*:*:*:*:* |
| mozilla | firefox | 1.5 | cpe:2.3:a:mozilla:firefox:1.5:beta2:*:*:*:*:*:* |
| mozilla | mozilla_suite | <= 1.7.12 | cpe:2.3:a:mozilla:mozilla_suite:*:*:*:*:*:*:*:* |
| mozilla | mozilla_suite | 1.7.6 | cpe:2.3:a:mozilla:mozilla_suite:1.7.6:*:*:*:*:*:*:* |
| mozilla | mozilla_suite | 1.7.7 | cpe:2.3:a:mozilla:mozilla_suite:1.7.7:*:*:*:*:*:*:* |
| mozilla | mozilla_suite | 1.7.8 | cpe:2.3:a:mozilla:mozilla_suite:1.7.8:*:*:*:*:*:*:* |
| mozilla | mozilla_suite | 1.7.10 | cpe:2.3:a:mozilla:mozilla_suite:1.7.10:*:*:*:*:*:*:* |
| mozilla | mozilla_suite | 1.7.11 | cpe:2.3:a:mozilla:mozilla_suite:1.7.11:*:*:*:*:*:*:* |
| mozilla | seamonkey | <= 1.0 | cpe:2.3:a:mozilla:seamonkey:*:beta:*:*:*:*:*:* |
| mozilla | seamonkey | 1.0 | cpe:2.3:a:mozilla:seamonkey:1.0:*:alpha:*:*:*:*:* |
| mozilla | thunderbird | <= 1.0.7 | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0 | cpe:2.3:a:mozilla:thunderbird:1.0:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0.1 | cpe:2.3:a:mozilla:thunderbird:1.0.1:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0.2 | cpe:2.3:a:mozilla:thunderbird:1.0.2:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0.3 | cpe:2.3:a:mozilla:thunderbird:1.0.3:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0.4 | cpe:2.3:a:mozilla:thunderbird:1.0.4:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0.5 | cpe:2.3:a:mozilla:thunderbird:1.0.5:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0.5 | cpe:2.3:a:mozilla:thunderbird:1.0.5:beta:*:*:*:*:*:* |
| mozilla | thunderbird | 1.0.6 | cpe:2.3:a:mozilla:thunderbird:1.0.6:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.5 | cpe:2.3:a:mozilla:thunderbird:1.5:*:*:*:*:*:*:* |
| mozilla | thunderbird | 1.5 | cpe:2.3:a:mozilla:thunderbird:1.5:beta2:*:*:*:*:*:* |