Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2007-3845

37
FAUCET Score

CVE-2007-3845 is a critical vulnerability affecting Mozilla Firefox before 2.0.0.6, Thunderbird before 1.5.0.13 and 2.x before 2.0.0.6, and SeaMonkey before 1.1.4. This flaw allows remote attackers to execute arbitrary commands by leveraging specific URI handling mechanisms that launch file handling programs based on file extensions. With a CVSS score of 9.3, this vulnerability is highly severe, indicating a network-based attack with medium complexity that can lead to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation in the wild and it is not listed in CISA's KEV catalog, public exploit code exists (EDB-30381), and despite its age, it has a high EPSS score, suggesting a higher-than-average probability of exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
2.0.0.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:2.0.0.5:*:*:*:*:*:*:*
1.1.3CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:1.1.3:*:*:*:*:*:*:*
2.0.0.5CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird:2.0.0.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.70%
Probability of exploitation in next 30 days
EPSS Percentile
92.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-30381 · Jul 25, 2007
This CVE's current EPSS score of 0.0570 is in the 63rd percentile among its peer group of 8,918 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2007-3845Critical

Mozilla: Unescaped URIs passed to external programs

Jul 30, 2008

References

bugzilla.mozilla.org / show_bug.cgi
h20000.www2.hp.com / bizsupport/TechSupport/Document.jsp
h20000.www2.hp.com / bizsupport/TechSupport/Document.jsp
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/26234
secunia.com / advisories/26258
secunia.com / advisories/26303
secunia.com / advisories/26309
secunia.com / advisories/26331
secunia.com / advisories/26335
secunia.com / advisories/26393
secunia.com / advisories/26572
secunia.com / advisories/27326
secunia.com / advisories/27414
secunia.com / advisories/28135
issues.rpath.com / browse/RPL-1600
slackware.com / security/viewer.php
sunsolve.sun.com / search/document.do
sunsolve.sun.com / search/document.do
debian.org / security/2007/dsa-1344
debian.org / security/2007/dsa-1345
debian.org / security/2007/dsa-1346
debian.org / security/2007/dsa-1391
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
mozilla.org / security/announce/2007/mfsa2007-27.html
securityfocus.com / archive/1/475265/100/200/threaded
securityfocus.com / archive/1/475450/30/5550/threaded
securityfocus.com / bid/25053
ubuntu.com / usn/usn-493-1
ubuntu.com / usn/usn-503-1
vupen.com / english/advisories/2007/4256
vupen.com / english/advisories/2008/0082