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CVE-2009-0253

27
FAUCET Score

CVE-2009-0253 describes a clickjacking vulnerability in Mozilla Firefox 3.0.5 that allows remote attackers to trick users into visiting arbitrary URLs. This is achieved by manipulating an element's position on a click event, leading to "Status Bar Obfuscation." The vulnerability has a CVSS score of 6.8, indicating a medium severity with a network attack vector, medium access complexity, and potential for partial confidentiality, integrity, and availability impact. While not actively exploited in the wild or on the CISA KEV catalog, exploit code for this specific issue is publicly available on ExploitDB, though it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.0.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0.5:*:*:*:*:*:*:*

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
2.53%
Probability of exploitation in next 30 days
EPSS Percentile
83.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
ExploitDB: EDB-7842 · Jan 21, 2009
This CVE's current EPSS score of 0.0253 is in the 74th percentile among its peer group of 19,958 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

Vendor Advisories (1)

redhatCVE-2009-0253Moderate

mozilla: status bar obfuscation

Jan 21, 2009

References

securityreason.com / securityalert/4936
exchange.xforce.ibmcloud.com / vulnerabilities/48212
exploit-db.com / exploits/7842