CVE-2001-1511

Exp

JRun 3.0 and 3.1 running on JRun Web Server (JWS) and IIS allows remote attackers to read arbitrary JavaServer Pages (JSP) source code via a request URL containing the source filename ending in (1) "jsp%00" or (2) "js%2570".

Published: 2001-12-31 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2001-1511 is rated Exploit Available (59.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.32%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2001-1511

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2001-1511

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 2026-06-15 0.59% 1.32% +0.73%
2 2025-03-30 0.66% 0.59% -0.07%
3 2025-03-29 — 0.66% —

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2001-1511

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2001-1511

Affected software / configurations for CVE-2001-1511

Vendor Product Version Raw CPE
macromedia jrun 3.0 cpe:2.3:a:macromedia:jrun:3.0:*:*:*:*:*:*:*
macromedia jrun 3.1 cpe:2.3:a:macromedia:jrun:3.1:*:*:*:*:*:*:*

References for CVE-2001-1511

cvelogic Threat Intelligence