CVE-2013-0794

Mozilla Firefox before 20.0 and SeaMonkey before 2.17 do not prevent origin spoofing of tab-modal dialogs, which allows remote attackers to conduct phishing attacks via a crafted web site.

Published: 2013-04-03 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2013-0794 is rated Moderate Risk (44.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.06%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2013-0794

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 0.60% 1.06% +0.46%
2 2025-03-30 0.86% 0.60% -0.26%
3 2025-03-29 0.86%

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-0794

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
8.6 4.9 [email protected]

Weakness enumeration for CVE-2013-0794

OS Trackers for CVE-2013-0794

vendor priority summary link
gentoo high CVE-2013-0794: 1 GLSA(s) (201309-23), 6 atom(s) (mail-client/thunderbird, mail-client/thunderbird-bin, www-client/firefox, www-client/firefox-bin, www-client/seamonkey, www-client/seamonkey-bin); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-0794
suse medium CVE-2013-0794 severity moderate: SUSE including 63 source package names (MozillaFirefox-140.2.0-160000.1.2, MozillaFirefox-17.0.6esr-0.4.1, …), 121 product×package rows across 32 product lines (SUSE Linux Enterprise Desktop 11 SP2, SUSE Linux Enterprise Desktop 12, … (32 product lines)): Fixed 121. https://www.suse.com/security/cve/CVE-2013-0794/
ubuntu medium CVE-2013-0794 medium priority: Ubuntu including 2 source packages (firefox, seamonkey), 16 status rows across 8 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, upstream): released 7, DNE 4, ignored 4, pending 1. https://ubuntu.com/security/CVE-2013-0794

Affected software / configurations for CVE-2013-0794

Vendor Product Version Raw CPE
mozilla firefox <= 19.0.2 cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozilla firefox 19.0 cpe:2.3:a:mozilla:firefox:19.0:*:*:*:*:*:*:*
mozilla firefox 19.0.1 cpe:2.3:a:mozilla:firefox:19.0.1:*:*:*:*:*:*:*
mozilla seamonkey <= 2.17 cpe:2.3:a:mozilla:seamonkey:*:beta4:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:*:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_2:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_3:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:beta_1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:beta_2:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:rc1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:rc2:*:*:*:*:*:*
mozilla seamonkey 2.0.1 cpe:2.3:a:mozilla:seamonkey:2.0.1:*:*:*:*:*:*:*
mozilla seamonkey 2.0.2 cpe:2.3:a:mozilla:seamonkey:2.0.2:*:*:*:*:*:*:*
mozilla seamonkey 2.0.3 cpe:2.3:a:mozilla:seamonkey:2.0.3:*:*:*:*:*:*:*
mozilla seamonkey 2.0.4 cpe:2.3:a:mozilla:seamonkey:2.0.4:*:*:*:*:*:*:*
mozilla seamonkey 2.0.5 cpe:2.3:a:mozilla:seamonkey:2.0.5:*:*:*:*:*:*:*
mozilla seamonkey 2.0.6 cpe:2.3:a:mozilla:seamonkey:2.0.6:*:*:*:*:*:*:*
mozilla seamonkey 2.0.7 cpe:2.3:a:mozilla:seamonkey:2.0.7:*:*:*:*:*:*:*
mozilla seamonkey 2.0.8 cpe:2.3:a:mozilla:seamonkey:2.0.8:*:*:*:*:*:*:*
mozilla seamonkey 2.0.9 cpe:2.3:a:mozilla:seamonkey:2.0.9:*:*:*:*:*:*:*
mozilla seamonkey 2.0.10 cpe:2.3:a:mozilla:seamonkey:2.0.10:*:*:*:*:*:*:*
mozilla seamonkey 2.0.11 cpe:2.3:a:mozilla:seamonkey:2.0.11:*:*:*:*:*:*:*
mozilla seamonkey 2.0.12 cpe:2.3:a:mozilla:seamonkey:2.0.12:*:*:*:*:*:*:*
mozilla seamonkey 2.0.13 cpe:2.3:a:mozilla:seamonkey:2.0.13:*:*:*:*:*:*:*
mozilla seamonkey 2.0.14 cpe:2.3:a:mozilla:seamonkey:2.0.14:*:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:*:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:alpha1:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:alpha2:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:alpha3:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:beta1:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:beta2:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:beta3:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:rc1:*:*:*:*:*:*
mozilla seamonkey 2.1 cpe:2.3:a:mozilla:seamonkey:2.1:rc2:*:*:*:*:*:*
mozilla seamonkey 2.2 cpe:2.3:a:mozilla:seamonkey:2.2:*:*:*:*:*:*:*
mozilla seamonkey 2.2 cpe:2.3:a:mozilla:seamonkey:2.2:beta1:*:*:*:*:*:*
mozilla seamonkey 2.2 cpe:2.3:a:mozilla:seamonkey:2.2:beta2:*:*:*:*:*:*
mozilla seamonkey 2.2 cpe:2.3:a:mozilla:seamonkey:2.2:beta3:*:*:*:*:*:*
mozilla seamonkey 2.3 cpe:2.3:a:mozilla:seamonkey:2.3:*:*:*:*:*:*:*
mozilla seamonkey 2.3 cpe:2.3:a:mozilla:seamonkey:2.3:beta1:*:*:*:*:*:*
mozilla seamonkey 2.3 cpe:2.3:a:mozilla:seamonkey:2.3:beta2:*:*:*:*:*:*
mozilla seamonkey 2.3 cpe:2.3:a:mozilla:seamonkey:2.3:beta3:*:*:*:*:*:*
mozilla seamonkey 2.3.1 cpe:2.3:a:mozilla:seamonkey:2.3.1:*:*:*:*:*:*:*
mozilla seamonkey 2.3.2 cpe:2.3:a:mozilla:seamonkey:2.3.2:*:*:*:*:*:*:*
mozilla seamonkey 2.3.3 cpe:2.3:a:mozilla:seamonkey:2.3.3:*:*:*:*:*:*:*
mozilla seamonkey 2.4 cpe:2.3:a:mozilla:seamonkey:2.4:*:*:*:*:*:*:*
mozilla seamonkey 2.4 cpe:2.3:a:mozilla:seamonkey:2.4:beta1:*:*:*:*:*:*
mozilla seamonkey 2.4 cpe:2.3:a:mozilla:seamonkey:2.4:beta2:*:*:*:*:*:*
mozilla seamonkey 2.4 cpe:2.3:a:mozilla:seamonkey:2.4:beta3:*:*:*:*:*:*
mozilla seamonkey 2.4.1 cpe:2.3:a:mozilla:seamonkey:2.4.1:*:*:*:*:*:*:*
mozilla seamonkey 2.5 cpe:2.3:a:mozilla:seamonkey:2.5:*:*:*:*:*:*:*
mozilla seamonkey 2.5 cpe:2.3:a:mozilla:seamonkey:2.5:beta1:*:*:*:*:*:*
mozilla seamonkey 2.5 cpe:2.3:a:mozilla:seamonkey:2.5:beta2:*:*:*:*:*:*
mozilla seamonkey 2.5 cpe:2.3:a:mozilla:seamonkey:2.5:beta3:*:*:*:*:*:*
mozilla seamonkey 2.5 cpe:2.3:a:mozilla:seamonkey:2.5:beta4:*:*:*:*:*:*
mozilla seamonkey 2.6 cpe:2.3:a:mozilla:seamonkey:2.6:*:*:*:*:*:*:*
mozilla seamonkey 2.6 cpe:2.3:a:mozilla:seamonkey:2.6:beta1:*:*:*:*:*:*
mozilla seamonkey 2.6 cpe:2.3:a:mozilla:seamonkey:2.6:beta2:*:*:*:*:*:*
mozilla seamonkey 2.6 cpe:2.3:a:mozilla:seamonkey:2.6:beta3:*:*:*:*:*:*
mozilla seamonkey 2.6 cpe:2.3:a:mozilla:seamonkey:2.6:beta4:*:*:*:*:*:*
mozilla seamonkey 2.6.1 cpe:2.3:a:mozilla:seamonkey:2.6.1:*:*:*:*:*:*:*
mozilla seamonkey 2.7 cpe:2.3:a:mozilla:seamonkey:2.7:*:*:*:*:*:*:*
mozilla seamonkey 2.7 cpe:2.3:a:mozilla:seamonkey:2.7:beta1:*:*:*:*:*:*
mozilla seamonkey 2.7 cpe:2.3:a:mozilla:seamonkey:2.7:beta2:*:*:*:*:*:*
mozilla seamonkey 2.7 cpe:2.3:a:mozilla:seamonkey:2.7:beta3:*:*:*:*:*:*
mozilla seamonkey 2.7 cpe:2.3:a:mozilla:seamonkey:2.7:beta4:*:*:*:*:*:*
mozilla seamonkey 2.7 cpe:2.3:a:mozilla:seamonkey:2.7:beta5:*:*:*:*:*:*
mozilla seamonkey 2.7.1 cpe:2.3:a:mozilla:seamonkey:2.7.1:*:*:*:*:*:*:*
mozilla seamonkey 2.7.2 cpe:2.3:a:mozilla:seamonkey:2.7.2:*:*:*:*:*:*:*
mozilla seamonkey 2.8 cpe:2.3:a:mozilla:seamonkey:2.8:*:*:*:*:*:*:*
mozilla seamonkey 2.8 cpe:2.3:a:mozilla:seamonkey:2.8:beta1:*:*:*:*:*:*
mozilla seamonkey 2.8 cpe:2.3:a:mozilla:seamonkey:2.8:beta2:*:*:*:*:*:*
mozilla seamonkey 2.8 cpe:2.3:a:mozilla:seamonkey:2.8:beta3:*:*:*:*:*:*
mozilla seamonkey 2.8 cpe:2.3:a:mozilla:seamonkey:2.8:beta4:*:*:*:*:*:*
mozilla seamonkey 2.8 cpe:2.3:a:mozilla:seamonkey:2.8:beta5:*:*:*:*:*:*
mozilla seamonkey 2.8 cpe:2.3:a:mozilla:seamonkey:2.8:beta6:*:*:*:*:*:*
mozilla seamonkey 2.9 cpe:2.3:a:mozilla:seamonkey:2.9:*:*:*:*:*:*:*
mozilla seamonkey 2.9 cpe:2.3:a:mozilla:seamonkey:2.9:beta1:*:*:*:*:*:*
mozilla seamonkey 2.9 cpe:2.3:a:mozilla:seamonkey:2.9:beta2:*:*:*:*:*:*

References for CVE-2013-0794

cvelogic Threat Intelligence