CVE-2002-1053

Cross-site scripting (XSS) vulnerability in W3C Jigsaw Proxy Server before 2.2.1 allows remote attackers to execute arbitrary script via a URL that contains a reference to a nonexistent host followed by the script, which is included in the resulting error message.

Published: 2002-10-04 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2002-1053 is rated Moderate Risk (56.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.65%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2002-1053

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-12-17 1.28% 1.65% +0.37%
2 2025-09-10 1.05% 1.28% +0.23%
3 2025-03-30 1.05%

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2002-1053

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
8.6 6.4 [email protected]

Weakness enumeration for CVE-2002-1053

Affected software / configurations for CVE-2002-1053

Vendor Product Version Raw CPE
w3c jigsaw 2.2 cpe:2.3:a:w3c:jigsaw:2.2:*:*:*:*:*:*:*

References for CVE-2002-1053

cvelogic Threat Intelligence