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CVE-2001-0991

Cross-site scripting vulnerability in Proxomitron Naoko-4 BetaFour and earlier allows remote...

7.5 HighPublic exploit

Cross-site scripting vulnerability in Proxomitron Naoko-4 BetaFour and earlier allows remote attackers to execute arbitrary script on other clients via an incorrect URL containing the malicious script, which is printed back in an error message.

Exploit likelihood

7.10%Up 2.9 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

Cross-site scripting vulnerability in Proxomitron Naoko-4 BetaFour and earlier allows remote attackers to execute arbitrary script on other clients via an incorrect URL containing the malicious script, which is printed back in an error message.

Record
CVE-2001-0991
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

Cross-site scripting vulnerability in Proxomitron Naoko-4 BetaFour and earlier allows remote attackers to execute arbitrary script on other clients via an incorrect URL containing the malicious script, which is printed back in an error message.

Record
CVE-2001-0991
Updated
2026-11-02
EUVDEUVD-2001-0973 No score

Cross-site scripting vulnerability in Proxomitron Naoko-4 BetaFour and earlier allows remote attackers to execute arbitrary script on other clients via an incorrect URL containing the malicious script, which is printed back in an error message.

Record
EUVD-2001-0973
Updated
2026-11-03
GitHub AdvisoriesGHSA-g8q9-m36q-5j85 No score

Cross-site scripting vulnerability in Proxomitron Naoko-4 BetaFour and earlier allows remote...

Cross-site scripting vulnerability in Proxomitron Naoko-4 BetaFour and earlier allows remote attackers to execute arbitrary script on other clients via an incorrect URL containing the malicious script, which is printed back in an error message.

Record
GHSA-g8q9-m36q-5j85
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBProxomitron Naoko-4 - Cross-Site Scripting2001-07-24

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD

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

In short

CVE-2001-0991 is a high vulnerability (CVSS 7.5) in Scott R. Lemmon Proxomitron Naoko-4, published July 24, 2001. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 7.10%, the 94th percentile. No source names a fixed version.

References

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