Mozilla Firefox 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 spoof secure site indicators such as the locked icon by opening the trusted site in a popup window, then changing the location to a malicious site.
Conclusion & alert: CVE-2006-1740 is rated Low Risk (39.7/100): CVSS Low severity, with medium exploitation likelihood (EPSS 2.19%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2025-05-08 | 2.11% | 2.19% | +0.08% |
| 2 | 2025-03-30 | 4.97% | 2.11% | -2.86% |
| 3 | 2025-03-29 | — | 4.97% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 2.6 | 2.0 | LOW |
|
4.9 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2006-1740 low 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-2006-1740 |
gentoo
|
normal | CVE-2006-1740: 2 GLSA(s) (200604-12, 200604-18), 4 atom(s) (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-2006-1740 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2006-1740 |
ubuntu
|
medium | CVE-2006-1740 medium priority: Ubuntu including 4 source packages (firefox, firefox-granparadiso, lightning-sunbird, midbrowser), 16 status rows across 4 suites (dapper, edgy, feisty, upstream): DNE 9, needs-triage 4, not-affected 2, released 1. | https://ubuntu.com/security/CVE-2006-1740 |
: Fixed in: Firefox 1.5 Firefox 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:*:*:*:*:*:* |