CVE-2007-1678

Cross-site scripting (XSS) vulnerability in the Fizzle 0.5 extension for Firefox allows remote...

4.3 MediumPublic exploit

Cross-site scripting (XSS) vulnerability in the Fizzle 0.5 extension for Firefox allows remote attackers to inject arbitrary web script or HTML via RSS feeds, which are executed by the chrome: URI handler.

Exploit likelihood

3.83%Up 0.9 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2007-1678
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Updated: 2026-11-02

CVE List No score

Record: CVE-2007-1678
Updated: 2026-11-02

EUVDEUVD-2007-1672 No score

Record: EUVD-2007-1672
Updated: 2026-11-03

GitHub AdvisoriesGHSA-wpmh-p66j-c5pr No score

Cross-site scripting (XSS) vulnerability in the Fizzle 0.5 extension for Firefox allows remote...

Record: GHSA-wpmh-p66j-c5pr
Updated: 2026-11-02

Affected products

fizzle

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Fizzle 0.5 - RSS Feed HTML Injection	2007-03-26

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-1678 is a medium vulnerability (CVSS 4.3) in Fizzle, published March 26, 2007. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.83%, the 90th percentile. No source names a fixed version.