THREATPORT/VULNERABILITY/CVE-2007-1878
MEDIUM SEVERITY

CVE-2007-1878

Firebug vulnerability

CVSS
6.8
EPSS
5.0%
EPSS pct
91th
Exploited
No known
Cross-zone scripting vulnerability in the DOM templates (domplates) used by the console.log function in the Firebug extension before 1.03 for Mozilla Firefox allows remote attackers to bypass zone restrictions, read arbitrary file:// URIs, or execute arbitrary code in the browser chrome, as demonstrated via the runFile function, related to lack of HTML escaping in the property name.
Affected vendor
Parakey Inc.
Affected product
Firebug
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Published
2007-04-06

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 5.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2007-1878

  • Confirm whether Parakey Inc. Firebug is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2007-1878.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-1878

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-1878 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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