Vulnerability Monitor

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CVE-2006-2420

Bugzilla 2.20rc1 through 2.20 and 2.21.1, when using RSS 1.0, allows remote attackers to conduct cross-site scripting (XSS) attacks via a title element with HTML encoded sequences such as ">", which are automatically decoded by some RSS readers. NOTE: this issue is not in Bugzilla itself, but rather due to design or documentation inconsistencies within RSS, or implementation vulnerabilities in RSS readers. While this issue normally would not be included in CVE, it is being identified since the Bugzilla developers have addressed it.

Security Impact Summary

CVE-2006-2420 is a security vulnerability that . Impacting 1 product from mozilla organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2006, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2006-05-16T10:02:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-79

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	bugzilla	2.20	Yes
Application	mozilla	bugzilla	2.20	Yes
Application	mozilla	bugzilla	2.20	Yes
Application	mozilla	bugzilla	2.21	Yes
Application	mozilla	bugzilla	2.21.1	Yes

References

http://marc.info/?l=bugtraq&m=112818466125484&w=2 ([email protected])
http://secunia.com/advisories/18979 Patch, Vendor Advisory ([email protected])
http://www.bugzilla.org/security/2.18.4 Patch, Vendor Advisory ([email protected])
http://www.osvdb.org/23379 ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=313441 Patch ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/24820 ([email protected])
http://marc.info/?l=bugtraq&m=112818466125484&w=2 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/18979 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.bugzilla.org/security/2.18.4 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.osvdb.org/23379 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=313441 Patch (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/24820 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mozilla's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.