4.3

CVE-2007-3844: mozilla firefox

Modified
Published 08-08-2007Last modified 07-08-2024

Vulnerability summary

CVE-2007-3844 is a medium (CVSS 4.3) vulnerability in mozilla firefox. EPSS estimates a 5.45% chance of exploitation in the next 30 days, higher than 92.7% of scored vulnerabilities. 2 public exploits are recorded.

Priority
Prioritiseweaponized exploit

Weaponized exploit (exploit-database, 31-07-2007)

Source freshness unavailable

How is this decided?
CVSS score
4.3/10
010
Medium · v2.0 (NVD)
EPSS score
5.45%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits2reference, exploit-database

Advisory lineage

Upstream 0 · Downstream 11

Timeline

  1. 08-08-2007
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

Mozilla Firefox 2.0.0.5, Thunderbird 2.0.0.5 and before 1.5.0.13, and SeaMonkey 1.1.3 allows remote attackers to conduct cross-site scripting (XSS) attacks with chrome privileges via an addon that inserts a (1) javascript: or (2) data: link into an about:blank document loaded by chrome via (a) the window.open function or (b) a content.location assignment, aka "Cross Context Scripting." NOTE: this issue is caused by a CVE-2007-3089 regression.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

5.45%

Chance of exploitation in the next 30 days

Percentile

93%

Versus all other CVEs

30-day change

No change 0.00 pp

From 5.45% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

2 found
  • referenceUnverified

    Exploit Reference (securityfocus.com)

    Maturity: unknown

  • exploit-databaseremotelinuxVerified

    Mozilla Firefox/Thunderbird/SeaMonkey - Chrome-Loaded About:Blank Script Execution

    Maturity: weaponized

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.

Mozilla3 products

1 vendor · 3 products

References

55 links
Show all 55 references