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CVE-2007-1878

19
FAUCET Score

CVE-2007-1878 describes a cross-zone scripting vulnerability in the Firebug extension (versions prior to 1.03) for Mozilla Firefox. This flaw, specifically within the DOM templates used by the console.log function, allowed remote attackers to bypass browser zone restrictions. The vulnerability carried a CVSS score of 6.8, indicating a medium severity with potential for partial confidentiality, integrity, and availability impacts, achievable with medium attack complexity over a network. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.01CPE matchmatch criteria
cpe:2.3:a:parakey_inc.:firebug:1.01:*:*:*:*:*:*:*
1.02CPE matchmatch criteria
cpe:2.3:a:parakey_inc.:firebug:1.02:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.04%
Probability of exploitation in next 30 days
EPSS Percentile
91.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0504 is in the 89th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

larholm.com / 2007/04/06/0day-vulnerability-in-firebug
secunia.com / advisories/24743
Vendor Advisory
securityreason.com / securityalert/2525
exchange.xforce.ibmcloud.com / vulnerabilities/33451
getfirebug.com / blog/2007/04/04/security-update
Patch
gnucitizen.org / blog/firebug-goes-evil
Exploit
securityfocus.com / archive/1/464740/100/0/threaded
securityfocus.com / archive/1/464786/100/0/threaded
securityfocus.com / bid/23315
Exploit
vupen.com / english/advisories/2007/1272