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CVE-2003-0823

36
FAUCET Score

CVE-2003-0823, dubbed "HijackClick," affects Microsoft Internet Explorer 6 SP1 and earlier, allowing remote attackers to manipulate user interface elements. Specifically, it enables an attacker to redirect drag-and-drop actions and other mouse clicks to unintended windows by leveraging the window.moveBy method. This vulnerability carries a CVSS score of 7.5, indicating high severity due to its network-based attack vector, low attack complexity, and potential for partial compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation, nor readily available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion, placing it in the top 1% of CVEs for mentions.

Impacted Technologies

VendorProductVersion(s)CPE
6.0CPE matchmatch criteria
cpe:2.3:a:microsoft:ie:6.0:sp1:*:*:*:*:*:*
5.0.1CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.0.1:*:*:*:*:*:*:*
5.0.1CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp1:*:*:*:*:*:*
5.0.1CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp2:*:*:*:*:*:*
5.0.1CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.0.1:sp3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
26.00%
Probability of exploitation in next 30 days
EPSS Percentile
97.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.2600 is in the 96th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
docs.microsoft.com / en-us/security-updates/securitybulletins/2003/ms03-048
secunia.com / advisories/10192
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A368
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A369
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A370
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A371
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A372
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A588
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A733
kb.cert.org / vuls/id/413886
US Government Resource
securityfocus.com / archive/1/337086
securitytracker.com / id